DiscoverTech MattersBreaking the Silence: Helping Survivors of Assault with Tracy DeTomasi of Callisto
Breaking the Silence: Helping Survivors of Assault with Tracy DeTomasi of Callisto

Breaking the Silence: Helping Survivors of Assault with Tracy DeTomasi of Callisto

Update: 2025-11-19
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CONTENT WARNING: This episode makes reference to sexual assault.

 

In this episode, Jim speaks with Tracy DeTomasi, CEO of Callisto, a nonprofit using secure technology to connect survivors of sexual assault and expose serial perpetrators. Tracy, a licensed clinical social worker, explains how Callisto's end-to-end encrypted platform lets survivors safely discover if their assailant has harmed others — and why confidentiality, trust, and survivor choice are at the core of its design.
TRACY DE TOMASI (CEO)

 

Tracy De Tomasi has over 20 years of experience in leadership with deep expertise in gender-based violence, having developed trauma-informed programs, changed domestic violence laws in the U.S., and led global projects supporting survivors. She has helped organizations design technology-driven tools for prevention and education, from mobile apps and safety devices to VR trainings on DEI and anti-harassment.

 

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Breaking the Silence: Helping Survivors of Assault with Tracy DeTomasi of Callisto

Breaking the Silence: Helping Survivors of Assault with Tracy DeTomasi of Callisto

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