Mayim Bialik

Neuroscientist, Mental Health Advocate & Actress Known for "The Big Bang Theory"

Andrea Mitchell

Host of MSNBC’s "Andrea Mitchell Reports" & Chief Foreign Affairs Correspondent for NBC News

Andrea Mitchell - Celebrating 15 years of "Andrea Mitchell Reports"

Phylicia Rashad

Actress, Dean of Fine Arts at Howard University, Advocate for Children, Women's Issues & Fine Arts

Dan Abrams

Chief Legal Affairs Anchor at ABC News & Founder of Abrams Media

Judge Greg Mathis

Civil Rights Activist, Television Personality

Linda Armstrong Kelly

Single Mother of Lance Armstrong; Philanthropist & Advocate for Children

Clay Shirky

Expert on New Technology & Social Media, & How They Shape Culture; Professor & Distinguished Writer in Residence, NYU

Jeffrey Pfeffer

Thomas D. Dee II Professor of Organizational Behavior at the Graduate School of Business, Stanford University