Longtime pol Barney Frank: If you want to change people's minds, here's the one mistake you can't make

Barney Frank, the outspoken former Congressman and author of “Frank: A Life in Politics from the Great Society to Same-Sex Marriage, shared with us the most significant lessons he learned from his career in politics. Plus, his unexpected curriculum advice for students headed into public service.

Produced by Alana Kakoyiannis & Alex Kuzoian. Additional camera by Jason Gaines.

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