Sarah Silverman

Stand-Up Comedian, Actress, Singer, Producer & Writer

Julia Louis-Dreyfus

Emmy Award-Winning Actress Known For "Seinfeld" & "Veep"

Tan Le

CEO of EMOTIV; Non Executive Director at QBE Insurance Group; Author of "The NeuroGeneration;" Member of Global Future Council on Neurotechnologies at World Economic Forum

John P. Kotter

Leadership & Change Management Guru

Laura Stack

Productivity & Time Management Expert

Willie Nelson

Country Music Singer-Songwriter Known for "On The Road Again" & "Always On My Mind"

Dr. Dean Ornish

Physician, Leading Researcher in Healthcare, Founder of the Preventive Medicine Research Institute & Bestselling Author

Alice Walker

Pulitzer Prize & National Book Award-Winning Author; Best Known for "The Color Purple"

Roberto Alas

Reaching and identifying the potential in every single entrepreneur!

Rebecca MacKinnon

Founding Director of Ranking Digital Rights

Immaculée Ilibagiza

Author, "Left to Tell: Discovering God Amidst the Rwandan Holocaust"

Lynsey Addario

American Photojournalist; Contributor for National Geographic & Time Magazine

Shirin Ebadi

Nobel Peace Prize-Winning Iranian Activist & Lawyer

David Nour

Social Networking Strategist

Spencer Wells

Geneticist, Anthropologist, Author, Entrepreneur, Adjunct professor at the University of Texas at Austin

Paul G. Stoltz

Creator of the Adversity Quotient, Expert Speaker on Human and Organizational Performance

Scott McKain

Customer Experience Expert & Best-Selling Business Author

Iris Krasnow

Best-Selling Author & Relationship Expert

Camp Girls: Fireside Lessons on Friendship, Courage, and Loyalty

Alonzo Mourning

Naismith Memorial Basketball Hall of Fame Inductee; Co-Founder of Mourning Family Foundation

Dr. Samantha Nutt

Medical Doctor, Award-Winning Humanitarian, Bestselling Author & Founder of War Child USA