Our Team

James Timpson

Managing Director, Community Violence Initiatives, Roca Impact Institute
Tel. 413-310-0055

For over 20 years, JT has developed extensive expertise and leadership in violence intervention initiatives. JT previously helped drive the successful expansion of Roca Baltimore as a founding Director and has now joined the Roca Impact Institute as Managing Director of Community Violence Initiatives. He serves as a subject matter expert on building community partnerships, safety and risk mitigation, understanding brain science, trauma, and behavior change interventions. In his role, JT oversees and scales the Roca Impact Institute’s training and coaching initiatives with Community Violence Intervention programs across the country, cultivates strategic partnerships, and fosters national visibility for Rewire CBT as an individual behavior and systems change strategy. 

JT’s passion and expertise extend well beyond his work at Roca. He currently serves as a committee member for the Baltimore Mayor’s Cabinet for Boys and Young Men of Color. JT also serves as an advisor on both the Johns Hopkins Innovation Fund, and the Accountability Board Selection Committee for Johns Hopkins University. He is a two-time panelist on gun violence for the Amnesty International Annual General Meeting, and in 2021 he was awarded Hometown Hero for Gun Violence by Amnesty International. 

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