Hart brings lively talk radio to AM760 Progressive Talk in Denver and enjoyed her own show on 710 KIRO-AM for seven years. A pioneer in the world of interactive talk on TalkSpot.com, Hart won two Colorado Broadcasting Association awards as a weekday host in Denver. Her television appearances include: CBS, CNN, MSNBC, Fox, PBS, America's Talking and NewsTalk Television. In 2003, she studied political issues in Israel and the Palestinian Territories on a Project Interchange trip for talk hosts.

As an emcee and speaker, Erin has worked for the American Jewish Committee, at the ADL's "No Place for Hate Luncheon" (with Daniel Schorr), the Democratic Party of Washington,  and the Hope Heart Institute's "Women Take Heart" Series, among others.