Jurnee Smollett

Actress & Singer

Lisa Randall

Award-Winning Physicist & Author

Dark Matter and the Dinosaurs: The Astounding Interconnectedness of the Universe

Bobby Lee

Actor & Comedian; Best Known for "Mad TV" & "Pineapple Express"

Dr. Laura D'Andrea Tyson

First Female Chairman of White House Council of Economic Advisors

Rick Smolan

CEO of Against All Odds Productions, Photographer, Author & Big Data Enthusiast

Virginia Madsen

Academy Award and Golden Globe Nominated Actress

Dave Pelzer

Counselor, Comedian & Expert on Foster Care, Resilience, and Personal Growth; Bestselling Author of "A Child Called 'It'"

Kim Alexis

Supermodel; TV Personality; Author; Health & Fitness Expert

Alison Gopnik

Professor & World Leader in Children's Learning and Development

John Tesh

Inspirational Radio Host, Pianist & Composer; Known for His Radio Show "Intelligence for Your Life"

John Tesh Music - YouTube

Kathleen Kennedy Townsend

Maryland's 1st Female Lt. Governor

Alvin Poussaint

Psychiatrist, Media Consultant & Author

Barton Seaver

Celebrity Chef, Author & Sustainable Food Advocate; National Geographic Fellow; Ocean Conservationist

Dick Beardsley

Motivational Speaker, Suicide Survivor of Loss, Farm Accident Survivor, Prescription Drug Addiction Survivor, Famous 1982 Boston Marathon Runner, Author, Fishing Guide & Innkeeper

Daniel Dennett

Professor of Philosophy at Tufts University

Sheila Walsh

Author, Speaker, Worship Leader, Television Talk Show Host & Bible Teacher

Danny Trejo

Actor, Author, Activist & Restaurateur; Recovery & Intervention Counselor for Troubled Youth

Antonio Damasio

Director of the Brain Institute

Sanya Richards-Ross

Four-Time Olympic Gold Medalist Sprinter; TV Personality & Entrepreneur

Donovan Bailey

Hall of Fame Track & Field Legend