By Sharda Sekaran

Twenty years ago, Ethan Nadelmann left his teaching position at Princeton University to become a full-time advocate for ending the drug war. As the founding executive director of the Drug Policy Alliance (DPA), the largest and most influential organization promoting drug policies grounded in science, compassion, health and human rights, Ethan’s vision and leadership have had a monumental impact on public opinion and changed the course of history.

Take a few minutes, as soon as you can, to hear Ethan Nadelmann’s newly released TED Talk that’s featured as today’s lead item at TED.com. There is a good reason …read more