AACAT Co-Chairs


David Lunan

David attended St. Mary’s University, where he graduated Magna Cum Laude in 1984 with a BA in Public Justice. 

After college, David immediately found an employment opportunity with the Bexar County Adult Probation Department at one of State’s first Community Restitution Centers, where he worked as the center’s first Residential Supervisor.   Less than two years later, he transferred downtown where he supervised caseloads of misdemeanor, and then felony offenders, placed on probation by the courts of Bexar County.   In that capacity as an Adult Probation Officer, he met daily with individuals, many of them troubled, with economic, mental health, and substance abuse issues.  He worked to connect these individuals to resources and monitor their compliance with Court ordered conditions.  He also prepared Pre-Sentence Investigation Reports (PSI’s), made home visits, and made arrests as part of the Department’s Security Team. 

After six years at the Probation Department, David applied for and was accepted into Texas Tech Law School.   He completed his studies there in 1993, receiving his Doctor of Jurisprudence degree, and admission into the Texas State Bar.

Over the past 24 years, David has served as an Assistant Criminal District Attorney, prosecuting persons charged with the Physical and Sexual Exploitation of Children, as well as many high profile Murder and Capital Murder cases.  For the past five years, he has served as the Chief of the Human Trafficking Unit for the Bexar County District Attorney’s Office, where he has reviewed hundreds of Trafficking and related cases, and successfully tried many of them to a jury.  He is a member of the Statewide Trafficking Prevention Task Force, and South Texas Officers and Prosecutors Human Trafficking Task Force.  You can find some of David's cases featured in articles in the Texas Tribune and the San Antonio Express News, and on television in the Forensic Files, the First 48, Fatal Attraction, and Snapped.


Erin M. Barry

Erin is currently the President and C.E.O. of the Youth Center of Texas , a unique and innovative program that provides 24-hour crisis intervention and integrated services to missing, runaway and homeless youth with the goal of identifying and recovering victims of child sex trafficking.  Erin is a Practitioner in Trust Based Relational Intervention® (TBRI®), an attachment-based, trauma-informed intervention that is designed to meet the complex needs of vulnerable and exploited youth.  

Erin is a member of the Juvenile Section of the State Bar of Texas, former in-house counsel for the Bexar County Juvenile Probation Department, and a former prosecutor in the Juvenile Division of the Bexar County Criminal District Attorney’s Office.  Prior to her current role, Erin was the Director of Child Sex Trafficking Programs & Services at the Centro Seguro, drop-in center for emergency shelter placement and missing, runaway, and homeless youth. While Erin was the Director at Centro Seguro, the program received the 2019 TNOYS (Texas Network of Youth Services) Steve Wicke Innovative Program award.  Her advocacy experience includes: Court Appointed Special Advocates (CASA) of Chicago, Childhaven of Seattle, the Blue Ribbon Task Force of San Antonio, St. PJ’s Children’s Home Board, the Heart Gallery of San Antonio, and the Bexar County Child Welfare Board.