Noah Galloway

U.S. Army Veteran, Amputee & Finalist on "Dancing With The Stars"

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

Dan Harris

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

Dr. Joel Selanikio

Award-Winning Physician, Health & Technology Activist, CEO of Magpi & Founding Member of WHO’s Digital Health Roster of Experts

David Williams

Professor of Public Health at Harvard University

Patrick Kennedy

Former Congressman (D-RI); Founder of The Kennedy Forum; Co-Founder of One Mind

Randi Zuckerberg

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

Amy Purdy

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

Jennifer Arnold

Co-Star of TLC’s "Little Couple," Neonatologist, Cancer Survivor & Author of "Life is Short"

Shawn Achor

Harvard Professor, Researcher, Positive Psychology Expert, Author of "The Happiness Advantage" & "Big Potential"

Herman "Herm" Edwards

Former Arizona State Head Football Coach, Former ESPN Football Analyst, NFL Head Coach and Player

Chade Meng Tan

Chief Happiness Officer, Google; Award-winning Entrepreneur and NYC Best-Selling Author

Dolvett Quince

Fitness Guru & Trainer from "The Biggest Loser"

Elizabeth Smart

Abduction Survivor, News Correspondent & Child Safety Activist

Allison Massari

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

Promo Reel—Top Keynote Speaker Allison Massari

J.R. Martinez

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

Jenn Lim

CEO, Founder, Best-Selling Author & Global Workplace Expert

Josh Linkner

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

Giuliana Rancic

Entertainment Journalist & Breast Cancer Survivor

Tim Gunn

Fashion Icon, Former Co-Host & Mentor of "Project Runway"