Shannon Miller

Olympic Gold Medalist, Health Advocate & Cancer Survivor

Dr. Michio Kaku

World-Renowned Futurist & Theoretical Physicist

Judy Smith

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

Judy Smith - Career Advice

J.R. Martinez

Actor, Best-Selling Author, Motivational Speaker, Advocate & Wounded U.S. Army Veteran

Marilyn Tam

Leadership Speaker, Bestselling Author, Consultant & Board Certified Corporate Coach; CEO of Marilyn Tam & Co.; Founder and Executive Director of Us Foundation

Speaking Reel - Marilyn Tam - YouTube

Amy Purdy

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

Matt Roloff

Star of "Little People, Big World"

Spencer West

Inspirational Adventurist; Social Activist; Expert on Overcoming Stereotyping & Bullying

Spencer West

Jack Andraka

Machine Learning Engineer at Stanford Vision and Learning, Cancer Researcher & National Geographic Emerging Explorer

Kyle Maynard

Inspirational Athlete, Author, Entrepreneur & Two-time ESPY Award Winner

Carla Hall

Co-Star of "Crazy Delicious;" Host of Discovery+'s "Foodways" & the "Say Yes!" Podcast

Jim Abbott

Former One-Handed Major League Baseball Pitcher

Nancy Snyderman, MD

Retired Surgeon & Award-Winning Medical Journalist

Geralyn Lucas

Breast Cancer Survivor & Author of "Why I Wore Lipstick: To My Mastectomy"

Herschel Walker

Former NFL Running Back, 1982 Heisman Trophy Winner & Mental Health Awareness Advocate

Dolvett Quince

Fitness Guru & Trainer from "The Biggest Loser"

Henry Winkler

Actor, Producer, Director & Best-Selling Author; Best Known for "Happy Days"

Allison Massari

Celebrated Artist, Resilience Expert, Entrepreneur, Burn Survivor & Inspirational Storyteller

Promo Reel—Top Keynote Speaker Allison Massari

Dan Harris

Award-Winning ABC News Anchor & #1 New York Times Best-Selling Author

Dr. Jill Bolte Taylor

Scientist, Author & CEO of My Stroke of Insight, Inc.