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Dr. Katie Wiggins
Founder and Counselor, Healing Roots
Katie Wiggins is a counselor, victim advocate and founder of Healing Roots, an organization supporting families grieving the loss of a loved one to homicide. Her work grew from her own experience following the unsolved murder of her father, Stephen Wiggins. That experience led her to victim advocacy, restorative justice work and a career in mental health counseling. Today, she helps families navigate grief and trauma while creating spaces for connection, healing and support.

Stuart Somershoe
Retired Detective, Phoenix Police Department
Stuart Somershoe began his law enforcement career with the Phoenix Police Department in 1996 and spent 15 years as a detective in the Missing and Unidentified Persons Unit. He investigated thousands of cases, many featured nationally on 20/20, Dateline, and Disappeared. His expertise has been highlighted in books and podcasts including Skeleton Crew and The Long-Term Missing. Since retiring in 2022, Somershoe continues to serve as a consultant and volunteer in the missing persons field.
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Anne Marie Schubert
Former Sacramento County District Attorney
Anne Marie Schubert is a nationally recognized prosecutor and public safety leader with more than 30 years of experience. She served as Sacramento County District Attorney and has extensive expertise in forensic DNA, cold cases and investigative genetic genealogy. Her career includes establishing Sacramento's Cold Case Prosecution Unit and helping lead the investigation and prosecution of the Golden State Killer. Today, she is President of Schubert Strategies, where she provides consultation on public safety and other complex issues.
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Charlie Shunick
Missing Persons Consultant & Educator
Charlie Shunick is a missing persons consultant and educator who works with families, law enforcement and advocates navigating missing persons cases. Her work began after the 2012 disappearance of Mickey Shunick and has grown into more than a decade of advocacy and support, through Shunick Missing Persons and the Resource Association for Missing People. She also has extensive forensic science training and serves as an Assistant Professor of Biology and Biotechnology Director.

Debbie Boyd
Mother of Christie Wilson
Debbie Boyd is a trauma-informed advocate and national speaker who works closely with law enforcement and families on cold cases and no-body homicides. After a 30-year career in high tech, she turned her skills toward advocacy during a 15-year fight for justice for her daughter, Christie Wilson. Debbie serves on several nonprofit boards in California and trains law enforcement through California POST. Her upcoming book, A Mother’s Quest for Peace, shares her journey of resilience and advocacy.

Elevating Awareness Around Cold Cases
This unique event creates a platform where victims' families, forensic experts, law enforcement, advocates, and the public can come together to share stories, resources, and tools that help bring attention to cold cases and ultimately seek justice for the victims.
This year's symposium will take place on October 16-17, 2025, in Glendale, Arizona, and will be co-hosted by Purdue University’s Department of Entomology, Arizona State University, and Project: Cold Case.
families
Families impacted by unsolved cases have accessed resources, tools, and hope through our programming.
experts
Experts, students, and professionals from across the country unite in pursuit of justice each year.
students
Students have gained hands-on forensic experience through immersive sessions and expert mentorship.
sponsors
Sponsors return annually, citing the event’s unique reach, heartfelt mission, and meaningful impact.
Event Highlights
2022

Glendale Arizona
The first Cold Case Symposium was held in 2022, bringing together a powerful mix of families, advocates, students, and forensic experts for a day of storytelling, education, and action. Speakers included David Robinson II and Kelsi German, as well as insights from advocates like Sarah Turney and Ryan Backmann. Through emotional testimony and student-led casework, the event underscored the urgency of cold case investigations and sparked new academic and community engagement.
2023

West Lafayette, Indiana
Hosted at Purdue University, the 2023 Cold Case Symposium featured a full day of panels and presentations from advocates, law enforcement professionals, forensic scientists, and student researchers. Sessions included Project Light the Way, and The Missed Foundation, along with insights from the Bronx Cold Case Squad and the Florida Institute of Forensic Anthropology. The event fostered cross-disciplinary dialogue and continued to grow the national conversation around cold cases.
2024

Jacksonville, Florida
Held at the University of North Florida, the 2024 Cold Case Symposium expanded its national reach with two days of powerful programming. The event emphasized cross-sector collaboration and continued to elevate the voices of families impacted by long-term unresolved cases. Featuring keynote sessions from Anne Marie Schubert and the Black and Missing Foundation, survivor-led panels, and presentations from leading forensic experts and organizations like the Mississippi Repository for Missing and Unidentified Persons.
2025

Glendale Arizona
The 2025 Cold Case Symposium returned to Glendale, Arizona, for two days of learning, connection and advocacy. Co-hosted by Purdue University, Arizona State University and Project: Cold Case, the event brought together families, law enforcement, forensic experts, students and advocates from across the country. Sessions explored real-world cases, forensic science, advocacy and the experiences of families impacted by unsolved crimes. Through expert presentations, personal stories and collaborative discussions, the symposium continued to build connections and bring renewed attention to cold cases and the people behind them.



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We Want to Hear From You
Whether you're a survivor, student, professional, or sponsor, we’d love to connect. Reach out to learn more or discuss how you can make an impact.
For inquiries and to discuss sponsorship packages, please contact Ryan Backmann (ryanb@projectcoldcase.org) or Krystal Hans (hans3@purdue.edu).
Be Part of the 2025 Cold Case Symposium
Whether you're a student, professional, advocate, or family member, your voice and perspective are welcome. Don’t miss this opportunity to be part of a one-of-a-kind national event.
This event is offered in-person and online. To secure your spot, we recommend registering early as space is limited. Join us in making a positive impact together.
Survivors are eligible for a waiver of the registration cost. Please email hans3@purdue.edu to share information about your loved one and request a waiver.






