Suzanne Westenhoefer

First Openly Gay Comedian to Appear on Television

Stephen Young

Senior Partner of Insight Education Systems; Author of "Micromessaging; Why Great Leadership is Beyond Words"

Jody Thompson

Future of Work Thought Leader & Authority on Creating High Performing Work Cultures & CEO of 'CultureRx'

Harley Pasternak

Diet & Fitness Expert; Best-Selling Author

Nancy Kerrigan

Two-Time Olympic Medalist & US National Figure Skating Champion; Fight for Sight Spokesperson

Artistry on Ice: Figure Skating Skills and Style

Carl Lewis

9-Time Olympic Gold Medalist in Track & Field; Founder of The Carl Lewis Foundation

David Christian

David Christian teaches an ambitious world history course that tells the tale of the entire universe -- from the Big Bang 13 billion years ago to present day.

Tim Jackson

Ecological Economist, Playwright & Director of the Centre for the Understanding of Sustainable Prosperity

Rex Murphy

Canadian Commentator & Author, Primarily on Canadian Political and Social Matters

Carissa Phelps

Social Entrepreneur, Advocate & Author of "Runaway Girl: Escaping Life on the Streets, One Helping Hand at a Time"

Amy Lockwood

Deputy Director of Stanford's Center for Innovation in Global Health

Laurie David

Producer, Activist Author,The Family Dinner: Great Ways To Connect With Your Kids One Meal At A Time

Neale Donald Walsch

Renowned Authority on Spirituality and Author of Conversations With God

John Scherer

Expert on Authentic Leadership and Author of Work and The Human Spirit

Darrell Scott

Father of Rachel Joy Scott, A Victim at Columbine High

William Bennett

Radio Host, Bill Bennett's Morning In America; Former Secretary of Education

George Allen

Former Governor of Virginia, Former U.S. Senator & Son of NFL Head Coach

Dina Temple-Raston

NPR National Security and Counterterrorism Correspondent

James Nachtwey

Photojournalist

Scott McClellan

Former White House Press Secretary & Author of the No. 1 New York Times Bestseller About the Bush Administration, "What Happened"