Gabby Douglas

First African-American to Win Olympic Gold Medal for Gymnastics; Author of New York Times Bestseller "Grace, Gold & Glory: My Leap of Faith"

Randi Zuckerberg

CEO & Founder of Zuckerberg Media; Bestselling Author; Business Radio Show Host

Josh Linkner

Serial Entrepreneur, New York Times Best-Selling Author & Venture Capital Investor

Ashley Judd

Actress, Activist & Humanitarian

Joan Lunden

Award-Winning Journalist, Best-Selling Author, Health & Wellness Advocate

Judy Smith

America's Premier Crisis Management Expert; Inspiration for ABC's "Scandal"

Judy Smith - Career Advice

Ray Kurzweil

Chairman of Kurzweil Technologies, Inventor & Futurist; Author of "How to Create a Mind"

Montel Williams

Emmy Award-Winning Talk Show Host; Multiple Sclerosis Survivor; Health Equity & Veteran Advocate

Dr. Michio Kaku

World-Renowned Futurist & Theoretical Physicist

Giuliana Rancic

Entertainment Journalist & Breast Cancer Survivor

Lisa Ling

Award-Winning Journalist & Producer for CBS News

Andy Cohen

Emmy Award-Winning Host & Producer of Bravo’s "Watch What Happens: Live"

Andy Cohen reacts to his infamous New Year’s Eve rant

Amy Purdy

Former "Dancing with the Stars" Contestant & Paralympic Professional Snowboarder

Ben Stein

Political Economist, Commentator, Author & Actor

David Agus

Co-Founder of Navigenics, Author of "The End of Illness" & Host of "The Checkup with Dr. David Agus"; Professor of Medicine & Engineering at the University of Southern California

The Book of Animal Secrets

Dara Torres

12x Olympic Medalist, NYT Bestselling Author, Entrepreneur & Healthcare Reform Advocate

Daniel Kraft, M.D.

Physician-Scientist; Founder of Exponential Medicine; Chair for Medicine & Neuroscience at Singularity University

Mira Sorvino

Academy Award-Winning Actress & United Nations Goodwill Ambassador on Human Trafficking

Monica Lewinsky

Producer, Social Activist, Contributing Editor to Vanity Fair, Expert on Cyberbullying, Women's Issues & Reinvention

Monica Lewinsky Suits Up for Reformation's New Power Voting Campaign

Katty Kay

Award-Winning Journalist & Anchor; Best-Selling Author