Abhi Nemani

Former Chief Data Officer for the City of Los Angeles, Co-founder of Ethos Labs, Technological Optimist & Political Philosophy Nerd

Charlene Strong

Gay Rights Activist

Dennis Avery

Former Director, Center for Global Food Issues at the Hudson Institute

Fawzia Koofi

Former Member of the Afghan Parliament; International Advocate for Women's Rights

Kevin Bales

Professor of Contemporary Slavery, & Research Director of the Rights Lab at the University of Nottingham; Co-Founder of Free the Slaves

Lou Waters

Aging Expert, Journalist & Former CNN Media Personality; Anchor of "Coming of Age"

Where Are They Now: Lou Waters

Matt Roloff

Star of "Little People, Big World"

Sandra Fluke

Lawyer, Social Justice Advocate, Women's Health Expert

Todd Purdum

Senior writer at POLITICO and a contributing editor at Vanity Fair

William Binney

Former NSA Crypto-Mathematician; Whistleblower