Work a cold case alongside investigator Sheryl “Mac” McCollum, Director of the Cold Case Investigative Research Institute. Every week, Sheryl dives into her cold case files alongside accomplished guests to look for clues into unsolved murders, missing people, and more. This ain’t just a podcast but a war room. Sheryl opens her cold case files, her heart and her little black book! You will quickly realize Zone 7 is not a place but a lifestyle!
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9/11 Families vs. Saudi Arabia: The fight for Truth and Justice
Season 106 · Episode 1
Wednesday, November 19, 2025 • Duration 29:45
Some moments divide life into a before and after. For Terry Strada, that moment came on the morning of September 11, 2001, when her husband, Tom, called her from the North Tower after the first plane struck. In this episode of Zone 7, Sheryl McCollum speaks with Terry about the phone calls, the hours of not knowing, and the reality of raising their three children in the wake of unimaginable loss. Terry shares how she moved from grief to action by becoming the National Chair of 9/11 Families United and pushing for accountability from the Kingdom of Saudi Arabia for their role in supporting terrorism.
Highlights:
• (0:00) Sheryl welcomes listeners to Zone 7 and introduces guest Terry Strada
• (1:00) Tom leaves for work; three children at home, one just four days old
• (2:45) The phone call from the North Tower: “A plane has hit the building... it’s horrible...”
• (4:45) Realizing the attacks were deliberate
• (6:00) Calls among Cantor Fitzgerald families in the hours of uncertainty
• (7:00) Who Tom was as a husband, father, and leader
• (9:00) How Terry became part of the lawsuit against Saudi Arabia
• (11:30) Evidence trail: funding networks and support teams inside the U.S.
• (15:30) Scotland Yard evidence and what was withheld in the U.S.
• (18:00) The federal ruling that the case may move forward
• (20:00) Saudi influence, LIV Golf, and how it affected 9/11 families• (29:00) Final reflections and closing quote, “Never Forget”
Guest Bio:
Terry Strada became a national voice for 9/11 families after losing her husband, Tom, in the North Tower on September 11, 2001. As National Chair of 9/11 Families United, she has spent more than twenty years advocating for transparency and accountability, working with lawmakers and federal agencies to expose how terrorism is financed and supported.
Enjoying Zone 7? Leave a rating and review. Your feedback helps others find the show and supports our mission to educate, engage, and inspire.
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Sheryl “Mac” McCollum is an Emmy Award-winning CSI, a writer for CrimeOnline, forensic and crime scene expert for Crime Stories with Nancy Grace, and co-author of the textbook Cold Case: Pathways to Justice. She is the founder and director of the Cold Case Investigative Research Institute, a national collaboration that advances techniques for solving cold cases and assists families and law enforcement with unsolved homicides, missing persons, and kidnappings.
Pathology with Dr. Priya | A Routine Repair. A Live Wire. A Fatal Shock.
Season 100 · Episode 14
Monday, November 17, 2025 • Duration 18:32
Electrocution can be silent and sudden, leaving few external signs and limited clues without careful investigation. This week on Pathology with Dr. Priya, a Zone 7 series, Sheryl McCollum and Dr. Priya Banerjee explain how electrical current travels through the body, why the heart can stop in an instant, and what pathologists look for at the entry and exit points of a shock. They discuss real-world risks, from downed power lines to home repairs, and the safety measures that can prevent fatal accidents.
Highlights
• (0:00) Sheryl welcome listeners and introduces the topic of electrocution deaths
• (2:00) Entry and exit points: irregular burn and blister patterns on hands, feet, or other points of contact
• (3:30) How electrical current disrupts the heart’s rhythm and can lead to sudden death
• (6:00) Who is more vulnerable: pre-existing heart conditions and age can increase susceptibility to fatalarrhythmia
• (8:15) Storm damage, downed lines, and why no one should move live wires
• (10:45) “Weekend warrior” risks and everyday household hazards
• (15:15) What electrocution looks like internally: tissue damage, muscle breakdown, and organ findings
• (17:30) Seasonal reminders: holiday lights, wet environments, and the importance of hiring professionals forelectrical work
About the Hosts
Dr. Priya Banerjee is a board-certified forensic pathologist with extensive experience in death investigation, clinical forensics, and courtroom testimony. A graduate of Johns Hopkins, she served for over a decade as Rhode Island’s state medical examiner and now runs a private forensic pathology practice. Her work includes military deaths, and high-profile investigations. Dr. Priya has also been featured as a forensic expert on platforms such as CrimeOnline and Crime Stories with Nancy Grace. She is a dedicated educator, animal lover, and proud mom.
Who Gets to Profit From Murder? Kohberger, 'Murderabilia,' and a Headless Case
Season 38 · Episode 76
Friday, November 14, 2025 • Duration 28:41
We are living in a time when crime does not stop at the courtroom. It continues in the headline, on social media, and in the public’s imagination.
This week on Crime Roundup, Sheryl McCollum and Joshua Schiffer discuss the laws that prevent offenders from profiting off their crimes and why cases like Bryan Kohberger’s continue to test those boundaries.
They talk about the world of murderabilia and the broader culture that turns high-profile cases into collectibles and conversation.
They also examine an ongoing beheading case involving a former adult film actress that has drawn national attention, plus several other stories of interest this week.
Highlights:
• (0:00) Welcome to Crime Roundup with Sheryl McCollum and Joshua Schiffer
• (2:45) The Slayer Statute and whether Bryan Kohberger could profit from notoriety
• (7:45) Murderabilia and prison fan culture
• (10:30) The beheading case involving a former adult film actress and her withdrawn plea
• (13:45) Diddy’s prison hooch and how inmates make alcohol behind bars
• (18:00) Sports betting and game-fixing concerns across leagues
• (19:30) Kim Kardashian’s justice reform work and bar exam attempts
• (23:30) Sheryl’s 2023 National Law Enforcement Hall of Fame recognition and final
reflections
Joshua Schiffer is a veteran trial attorney and one of the Southeast’s most respected legal voices. He is a founding partner at ChancoSchiffer P.C., where he has litigated high-stakes criminal, civil rights, and personal injury cases for over two decades.
Known for his bold courtroom presence and ability to clearly explain complex legal issues, Schiffer is a frequent media contributor and a fearless advocate for accountability.
Danger, Duty, and the Badge: Detective Tom Smith’s Story
Season 105 · Episode 1
Wednesday, November 12, 2025 • Duration 42:34
Day after day, case after case, Tom Smith returned to the job with a clear sense of purpose: protect, respond, and stand with the people beside him. On this episode of Zone 7, Sheryl McCollum talks with the retired NYPD detective about the path that led him from patrol work to the Joint Terrorism Task Force and ultimately, to a lifetime of service recognized at the national level. Tom shares how his father shaped his calling, how partnership becomes its own lifeline, and how a series of events during one 12-hour shift in the Bronx has stayed with him ever since.
Highlights:
(0:00) Sheryl welcomes listeners to Zone 7 and introduces guest Tom Smith
(1:15) Tom shares how his father's NYPD career inspired his own path
(5:00) Reconnecting with Detective Ralph, the most decorated detective in NYPD history
(7:00) A single shift: rooftop rescue, shooting scene, infant CPR, and a fallen officer
(12:15) Deployment to Afghanistan on a kidnapping case
(14:45) The emotional burden carried by spouses and families
(18:30) Choosing the right partner and building trust that saves lives
(30:15) Tom reflects on being inducted to the National Law Enforcement Hall of Fame
(33:45) Table 15: friendship, laughter, and shared history
(40:00) Continuing tradition and community beyond the job
(41:15) Closing reflections on service, loyalty, and legacy
Guest Bio:
Tom Smith is a retired NYPD detective and 2024 National Law Enforcement Hall of Fame inductee. Over 30 years of service, he worked in patrol, narcotics, and robbery investigations and spent 17 years working with the FBI/NYPD on the Joint Terrorism Task Force, including an overseas deployment to Afghanistan. Tom co-hosts the podcast Gold Shields, lectures on criminal justice and terrorism and provides investigative commentary for national media outlets.
Shocking Forensic Twist: Inside the Reopened Pauline Pusser Murder Case (Part 2)
Season 36 · Episode 3
Wednesday, November 5, 2025 • Duration 48:35
For more than fifty years, the official story stood unchallenged. Modern forensic science is now putting it to the test.
In 1967, Sheriff Buford Pusser and his wife, Pauline, were ambushed on a rural Tennessee road, an attack that inspired the basis for the "Walking Tall" films.
In part two, Sheryl McCollum continues her conversation with Mike Elam, Jason White, Dennis Hathcock, and Danny Cupples, as they revisit the physical evidence and confront the inconsistencies that have haunted this case for decades.
For more background on the Pusser case, listen to Sheryl’s previous "Zone 7" episodes:
(0:00) Sheryl welcomes listeners to Zone 7 and recaps recent developments in the Pauline Pusser case
(1:15) Jason notes that Pauline was never formally examined despite an established coroner system being in place at the time
(2:45) Jason explains that the lack of urgency following Pauline’s death defied every norm for an officer-involved homicide
(5:15) Mike describes contradictions between Buford Pusser’s official statements and the public storytelling that fueled the “ambush legend”
(10:00) The panel discusses unanswered question about ballistic evidence and TBI’s new transparency in the reopened case
Poisoned by Love: The Eye-Drop Murder of a Retired Police Chief
Season 100 · Episode 13
Monday, November 3, 2025 • Duration 26:57
No one suspected that the woman he had trusted for decades was quietly planning his death.
This week on Pathology with Dr. Priya, a "Zone 7" series, Sheryl McCollum and Dr. Priya Banerjee discuss the case of Marcy Oglesby, who, over several months, secretly mixed over-the-counter eye drops into Young's food and drinks.
When his body was later discovered inside a storage unit, toxicology revealed lethal levels of tetrahydrozoline, the active ingredient in common eye drops.
Dr. Priya explains how this drug attacks the cardiovascular system, why it is almost undetectable without targeted testing, and what makes poisonings like this so difficult to identify until it's far too late.
Highlights
(0:00) Welcome to Pathology with Dr. Priya: A Zone 7 series—Sheryl McCollum introduces the Marcy Oglesby case and the death of retired Police Chief Richard “Rick” Young
(0:45) How Oglesby slowly poisoned her partner with tetrahydrozoline-laced food and drinks
(2:15) Dr. Priya explains why eye-drop poisonings are rare and absent from most toxicology panels
(6:00) Early symptoms: numbness, confusion, fluctuating blood pressure, and blue lips
(8:00) Why doctors might miss the signs of tetrahydrozoline poisoning and attribute symptoms to age or heart disease
(10:00) The estimated lethal dose and how even a small mouthful can cause heart-block death
(13:45) Trust, dependency, and opportunity: the dynamics that let the poisoning continue undetected
(20:30) What Rick Young likely endured in his final days: chest pain, dizziness, and slow suffocation
(25:45) Closing reflections and Dr. Priya’s reminder that every case is a lesson
About the Hosts
Dr. Priya Banerjee is a board-certified forensic pathologist with extensive experience in death investigation, clinical forensics, and courtroom testimony. A graduate of Johns Hopkins, she served for over a decade as Rhode Island’s state medical examiner and now runs a private forensic pathology practice.
New Eyewitness Testimony Laid Bare: The Ambush That Killed Pauline Pusser (Part 1 of 2))
Season 36 · Episode 2
Wednesday, October 29, 2025 • Duration 41:18
In 1967, an ambush on a quiet Tennessee road left Sheriff Buford Pusser wounded and his wife, Pauline, killed.
Decades later, new investigative forces have taken a fresh look at the case. In part one of a three-part investigative series, Sheryl McCollum brings back author and researcher Mike Elam, veteran homicide detective Jason White, eyewitness Dennis Hathcock, and former death investigator Danny Cupples to revisit what actually happened that August evening.
They recount evidence that challenges the official narrative: guns being transferred between vehicles, a frantic officer making threats at a woman’s home, and a teenage witness discovering part of Pauline’s remains near the roadway.
For more background on the Pusser case, listen to Sheryl’s previous Zone 7 episodes:
(0:00) Sheryl welcomes listeners to Zone 7 and introduces a special panel of experts returning to the Pusser investigation
(3:00) Jason explains what a homicide detective hopes to find when a 1967 murder case is reopened
(4:45) Witness introduction: Dennis Hatcock and his firsthand account of Buford Pusser’s actions that evening
(6:45) Secret meetings and guns transferred between vehicles
(12:00) A late-night dispute out a woman’s home and Buford Pusser’s ominous warning: “Tomorrow you’ll be putting flowers on my grave.”
(15:00) A stop at the local Phillips 66 station and a mysterious phone call
(18:30) The call that changed everything: Pauline is dead and Buford may not survive
The Ellen Greenberg Case : Pathology with Dr. Priya | A Zone 7 Series , Part 2
Season 100 · Episode 12
Monday, October 27, 2025 • Duration 22:58
This week on Pathology with Dr. Priya, a Zone 7 series, Sheryl McCollum and Dr. Priya Banerjee continue their forensic review of the 2011 death of Ellen Greenberg, a young woman found with more than twenty stab wounds in her Philadelphia apartment. Picking up where part one left off, Dr. Priya discusses the two critical stab wounds that penetrated Ellen's brain stem and spinal cord; injuries she believes would have rendered her incapable of any further self-harm. From the anatomy of the cervical spine to the forensic interpretation of bruising, Dr. Priya explains why the medical evidence in this case still challenges the official ruling of suicide, and why the Greenberg family continues to fight for justice.
Highlights
(0:00) Welcome to Pathology with Dr. Priya: A Zone 7 series—Sheryl McCollum and Dr. Priya introduce part two of the Ellen Greenberg case
(1:45) Dr. Priya describes how she documents injuries and explains why numbering stab wounds can mislead investigators
(2:45) The base-of-skull wounds, and how it penetrated the dura, disrupting vital brainstem functions
(4:45) The cervical-spine injury between C2 and C3 and how Ellen’s neurological injuries could explain the absence of defensive wounds
(10:45) Distinguishing the possible order of injuries, and why positioning and directionality are critical in understanding the sequence of events
(13:15) "History of mental illness does not make you suicidal.” Dr. Priya explains why psychiatric history must be interpreted cautiously in death investigations
(14:15) Brusing: what it can and cannot tell investigators about struggle, timing and prior assaults
(20:00) Dr. Priya reflects on the Greenberg family’s courage, and the power of their love to keep fighting for the truth
About the Hosts
Dr. Priya Banerjee is a board-certified forensic pathologist with extensive experience in death investigation, clinical forensics, and courtroom testimony. A graduate of Johns Hopkins, she served for over a decade as Rhode Island’s state medical examiner and now runs a private forensic pathology practice. Her work includes military deaths, NSA cases, and high-profile investigations. Dr. Priya has also been featured as a forensic expert on platforms such as and . She is a dedicated educator, animal lover, and proud mom.
Hoax Kidnapping Sparks Chaos: What Really Happened in Florida
Season 38 · Episode 75
Friday, October 24, 2025 • Duration 32:47
It starts with a single message: “I’ve been taken.” Within minutes, panic spreads, officers mobilize, and fear grips an entire community. But what if the whole thing is a lie? In this week's episode of Crime Roundup, Sheryl McCollum and Joshua Schiffer explore the rise of modern hoaxes, from a Florida teen’s fake abduction to the mysterious disappearance of a Cobb County dentist. They expose how a single false story can spiral into chaos and change the lives of everyone it touches.
Highlights:
(0:00) Welcome to Crime Roundup with Sheryl McCollum and Joshua Schiffer
(2:00) A 17-year-old's fake kidnapping text, Susan Smith’s lies, and other infamous hoaxes
(6:00) False reports and how they create first responder fatigue
(7:30) Scene vs. Story: vague details, missing specifics, and suspicious Walmart purchases
(11:15) The cost of hoaxes: mobilizing resources and fueling fear
(14:15) Philadelphia's missing person case and signs of authentic urgency
(15:15) Cobb County's missing dentist: social media’s role, cascading lies, and loved one’s involvement
(23:00) Sheryl McCollum: “A lie is as good as a confession.”
(23:45) Parental instincts vs. Truth: the Landry family’s heartbreak
(25:30) Joshua Schiffer: “All lies are burdens. They are rocks in your pockets.”
(29:00) Instincts during real emergencies: how victims respond under threat
(32:15) Closing reflections
About the Hosts
Joshua Schiffer is a veteran trial attorney and one of the Southeast’s most respected legal voices. He is a founding partner at ChancoSchiffer P.C., where he has litigated high-stakes criminal, civil rights, and personal injury cases for over two decades. Known for his bold courtroom presence and ability to clearly explain complex legal issues, Schiffer is a frequent media contributor and a fearless advocate for accountability.
Sheryl “Mac” McCollum is an Emmy Award-winning CSI, a writer for CrimeOnline, a forensic and crime scene expert for , and co-author of the textbook . She is the founder and director of the Cold Case Investigative Research Institute, a national collaboration that advances techniques for solving cold cases and assists families and law enforcement with unsolved homicides, missing persons, and kidnappings.
Undercover with the Real Donnie Brasco: Joe Pistone
Season 104 · Episode 1
Wednesday, October 22, 2025 • Duration 54:14
Behind every major shift in American law enforcement is someone willing to risk it all. In this episode of Zone 7, Sheryl McCollum speaks with retired FBI Special Agent Joe Pistone, better known as Donnie Brasco. His six-year infiltration of the Mafia redefined undercover work and exposed key figures within the Bonanno and Colombo families. Pistone reflects on the danger, isolation, and moral weight of living inside the mob, as well as the lasting personal cost of pursuing justice from within.
Guest Bio and Links:
Joe Pistone is a retired FBI Special Agent best known for his six-year undercover assignment infiltrating the Bonanno and Colombo Mafia families under the alias of Donnie Brasco. His work led to more than 200 convictions and remains one of the FBI’s most significant undercover operations. Pistone is the author of Donnie Brasco: My Undercover Life in the Mafia and continues to lecture worldwide on organized crime, covert operations, and law-enforcement ethics.
Highlights:
(0:00) Sheryl welcomes retired FBI Special Agent Joe Pistone to Zone 7
(2:15) The reality of deep undercover work: seven days a week and six months before any real mob conversations
(7:15) Building a believable cover as a jewel thief through gem school, lock-picking, and street “swag” pricing
(13:15) The line between survival and protecting citizen inside a violent criminal world
(15:15) Sonny Black knowingly walks into his own execution after leaving his money, keys, and ring at the Motion Lounge
(22:15) Mapping the mob, the Commission, family hierarchy, and how crews coordinated territory
(31:45) Undercover is 24/7, with trust built over coffee, hard rolls with butter, and cartoons in a Brooklyn apartment
(35:15) On the verge of becoming a made man before the FBI shut down the operation
(37:30) The aftermath: more than 200 convictions, 17 trials, and a $500,000 contract placed on Pistone’s life
(45:15) The sit-downs with Tony Mirra: Pistone describes how Sonny Black defended his life three times and reflects on the reality of undercover work
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Sheryl McCollum is an Emmy Award–winning CSI, a writer for CrimeOnline, and the Forensic and Crime Scene Expert for Crime Stories with Nancy Grace. She works as a CSI for a metro Atlanta Police Department and is the co-author of the textbook Cold Case: Pathways to Justice. Sheryl is also the founder and director of the Cold Case Investigative Research Institute (CCIRI), a nationally recognized nonprofit that brings together universities, lawenforcement, and experts to help solve unsolved homicides, missing persons cases, and kidnappings.
Email: coldcase2004@gmail.com
Twitter/X: @ColdCaseTips
Facebook: @sheryl.mccollum
Instagram: @officialzone7podcast
If this episode provided clarity on electrocution deaths and scene safety, share it with a friend and leave areview. Your support helps others discover the science, the stories, and the heart behind Pathology with Dr. Priya | A Zone 7 Series.
Sheryl “Mac” McCollum is an Emmy Award-winning CSI, a writer for CrimeOnline, a forensic and crime scene expert for "Crime Stories with Nancy Grace," and co-author of the textbook, "ColdCase: Pathways to Justice."
She is also the founder and director of the Cold Case Investigative Research Institute, a national collaboration that advances techniques for solving cold cases and assists families and law enforcement with unsolved homicides, missing persons, and kidnappings.
Want more from Sheryl?
Catch her every week on the "Zone 7" podcast, where she hosts the main series on Wednesdays, "Pathology with Dr. Priya" on Mondays, and "Crime Roundup" each Friday alongside Joshua Schiffer.
Stay Connected
Subscribe using your favorite podcast platform and leave a review to support the show. Have a
case or topic you’d like Sheryl and Joshua to cover?
Sheryl “Mac” McCollum is an Emmy Award-winning CSI, a writer for CrimeOnline, forensic and crime scene expert for Crime Stories with Nancy Grace, and co-author of the textbook Cold Case: Pathways to Justice. She is the founder and director of the Cold Case Investigative Research Institute, a national collaboration that advances techniques for solving cold cases and assists families and law enforcement with unsolved homicides, missing persons, and kidnappings.
(13:30) Danny reviews limited medical records describing Pauline’s injuries and challenges the accuracy of the recorded wound descriptions
(16:45) Blood-pattern evidence on the car hood contradicts claims that all shots were fired inside the vehicle
(19:00) The team examines blood spatter on the car’s hood and notes the lack of motion, raising questions about whether Buford’s wound could have been self-inflicted
(24:45) Domestic context: Pauline was preparing to leave; daughter Diane hears a “pop”; Pauline’s shows appear oddly placed inside the car
(33:30) The discussion turns to whether TBI will review the Louise Hathcock homicide to better understand the broader case context
(44:30) Sheryl and guests conclude part 2 with gratitude and perspective, reflecting on how modern forensic analysis and friendship have carried this case forward
Guest Bios:
Mike Elam is a former Benton County Sheriff’s Deputy and author. His book, "Buford Pusser: The Other Story," traces his own cold case investigation into the 1967 ambush that killed Pauline Pusser.
Jason White is a veteran homicide detective with the Tulsa Police Department, a featured investigator on A&E’s "The First 48," and the podcast host of KGRA’s "Into the Fire."
Danny Cupples is Tennessee’s first Chief Death Investigator and a certified forensic death investigator who has trained elite forensic teams in New York. Danny teaches infant death investigations at MTSU and continues to serve on a cold case unit.
Dennis Hathcock was a teenager when he saw Sheriff Buford Pusser on the night of the ambush and later discovered critical evidence along New Hope Road.
Enjoying Zone 7? Leave a rating and review. Your feedback helps others find the show and supports our mission to educate, engage, and inspire.
About the Host
Sheryl “Mac” McCollum is an Emmy Award-winning CSI, a writer for CrimeOnline, forensic and crime scene expert for "Crime Stories with Nancy Grace," and co-author of the textbook, "Cold Case: Pathways to Justice." She is the founder and director of the Cold Case Investigative Research Institute, a national collaboration that advances techniques for solving cold cases and assists families and law enforcement with unsolved homicides, missing persons, and kidnappings.
Her work includes military deaths, NSA cases, and high-profile investigations. Dr. Priya has also been featured as a forensic expert on platforms such as CrimeOnline and "Crime Stories with Nancy Grace."
She is a dedicated educator, animal lover, and proud mom.
Sheryl McCollum is an Emmy Award–winning CSI, a writer for CrimeOnline, and the Forensic and Crime Scene Expert for "Crime Stories with Nancy Grace."
She works as a CSI for a metro Atlanta Police Department and is the co-author of the textbook "Cold Case: Pathways to Justice."
Sheryl is also the founder and director of the Cold Case Investigative Research Institute (CCIRI), a nationally recognized nonprofit that brings together universities, law enforcement, and experts to help solve unsolved homicides, missing persons cases, and kidnappings.
(22:00) Location dispute: Dennis describes finding evidence miles away from where responders were searching
(26:00) First responders focus on the wring site while vegetation is disturbed and potential evidence goes overlooked
(31:45) Danny Cupples share forensic insight into Pauline’s head wound and the bullet path
(34:30) The story behind the carbine rifle traced back to the Pusser case, which is now in the custody of the Tennessee Bureau of Instigation
(40:30) A preview of where this reopened investigation may lead next
Guest Bios:
Mike Elam is a former Benton County Sheriff’s Deputy and author. His book Buford Pusser: The Other Story traces his own cold case investigation into the 1967 ambush that killed Pauline Pusser.
Jason White is a veteran homicide detective with the Tulsa Police Department, a featured investigator on A&E’s The First 48, and the podcast host of KGRA’s Into the Fire.
Danny Cupples is Tennessee’s first Chief Death Investigator and a certified forensic death investigator who has trained elite forensic teams in New York. Danny teaches infant death investigations at MTSU and continues to serve on a cold case unit.
Dennis Hathcock was a teenager when he saw Sheriff Buford Pusser on the night of the ambush, later discovering critical evidence along New Hope Road.
Enjoying Zone 7? Leave a rating and review. Your feedback helps others find the show and supports our mission to educate, engage, and inspire.
---
Sheryl “Mac” McCollum is an Emmy Award-winning CSI, a writer for CrimeOnline, forensic and crime scene expert for "Crime Stories with Nancy Grace," and co-author of the textbook, "Cold Case: Pathways to Justice." She is the founder and director of the Cold Case Investigative Research Institute, a national collaboration that advances techniques for solving cold cases and assists families and law enforcement with unsolved homicides, missing persons, and kidnappings.
Sheryl McCollum is an Emmy Award–winning CSI, a writer for CrimeOnline, and the Forensic and Crime Scene Expert for Crime Stories with Nancy Grace. She works as a CSI for a metro Atlanta Police Department and is the co-author of the textbook Cold Case: Pathways to Justice. Sheryl is also the founder and director of the Cold Case Investigative Research Institute (CCIRI), a nationally recognized nonprofit that brings together universities, law enforcement, and experts to help solve unsolved homicides, missing persons cases, and kidnappings.
📣If this episode gave you new insight into the forensic complexities of Ellen Greenberg’s case, share it with a friend and leave a review. Your support helps others discover the science, the stories, and the heart behind Pathology with Dr. Priya | A Zone 7 Series.
Catch her every week on the Zone 7 podcast, where she hosts the main series on Wednesdays, Pathology with Dr. Priya on Mondays, and Crime Roundup each Friday alongside Joshua Schiffer.
📢 Stay Connected
Subscribe using your favorite podcast platform and leave a review to support the show. Have a case or topic you’d like Sheryl and Joshua to cover?
(50:45) Hollywood vs. reality: the true story behind the movie Donnie Brasco
Enjoying Zone 7? Leave a rating and review. Your feedback helps others find the show and supports our mission to educate, engage, and inspire.
---
Sheryl “Mac” McCollum is an Emmy Award-winning CSI, a writer for CrimeOnline, forensic and crime scene expert for Crime Stories with Nancy Grace, and co-author of the textbook Cold Case: Pathways to Justice. She is the founder and director of the Cold Case Investigative Research Institute, a national collaboration that advances techniques for solving cold cases and assists families and law enforcement with unsolved homicides, missing persons, and kidnappings.
