Gretchen Rubin

New York Times Best-Selling Author of "The Happiness Project;" Host of Podcast "Happier with Gretchen Rubin"

Gretchen Rubin - Knowing Yourself: Why You're Happy and You ...

Clay Shirky

Expert on New Technology & Social Media, & How They Shape Culture; Professor & Distinguished Writer in Residence, NYU

Steve Farber

Best-Selling Author the Radical Leap, Consultant & Leadership Expert

Jeffrey Pfeffer

Thomas D. Dee II Professor of Organizational Behavior at the Graduate School of Business, Stanford University

Eileen McDargh, CSP, CPAE

Chief Energy Officer at The Resiliency Group

Jennifer 8. Lee

CEO of Plympton & Author of "The Fortune Cookie Chronicles"; Entrepreneur, Documentary Producer, Seed Investor

Hugh Evans

Humanitarian; Founder & CEO of Global Poverty Project

Jalen Rose

Former ESPN Analyst & NBA Player

Lawrence Summers

Professor & Former President of Harvard University; Former Secretary of the Treasury, Director of the National Economic Council, & Chief Economist of the World Bank

Mindy Grossman

Board Member: UNICEF USA, Fanatics, Inc., & Vault Health; Former President & CEO of WW International

Gina Bianchini

Serial Entrepreneur, Columnist & Thought Leader; Founder of Mightybell; Co-Founder & Former CEO of Ning

Ashton Kutcher

Actor, Producer, Investor & Activist

Don Yaeger

Award-Winning Leadership Coach & Best-Selling Author

Haiyan Wang

Managing Partner of China India Institute, Renowned Expert on Global Strategy, Growth & Emerging Markets

Dr. Nido Qubein

Award-Winning Speaker and Author, President of High Point University

Tony Alessandra

Premier Communications Expert; Author of "The Platinum Rule;" Chairman of BrainX.com

John Kasich

Former Governor of Ohio

Christy Turlington Burns

Model & Founder of Every Mother Counts; Anti-Smoking Activist

Bonin Bough

Chief Growth Officer at Triller; Former Chief Media & eCommerce Officer at Mondeléz International (formerly Kraft Foods), Host of CNBC's Cleveland Hustles & Author

Mark Sanborn

Leadership, Teamwork & Performance Expert; New York Times Bestselling Author; President of Sanborn & Associates