Joetta Clark (Diggs)

4-Time Olympian, Motivational Expert & Leading Authority on Motivation and Entrepreneur and Mental Health Advocate & Author of "Joetta's P" Principals for Success"

Paul Anka

Singer / Songwriter

Steven Callahan

Steven Callahan is probably best known for his book "Adrift: Seventy Six Days Lost at Sea", based on his own survival voyage.

George Brett

Former Kansas City Royals Third Baseman; VP of Baseball Operations

Hu Jintao

Former Leader of the Fourth Generation of Leadership of the Communist Party of China

Carl Bildt

Former Prime Minister of Sweden

Bryant Gumbel

Emmy Award-Winning Journalist, Host of "Real Sports with Bryant Gumbel" on HBO

Arvind Subramanian

Senior Fellow at the Peterson Institute for International Economics and at the Center for Global Development

Ilan Hall

"Top Chef" Season 2 Winner; Host, "Knife Fight" on Esquire Network

Felipe Luciano

Poet, Community Activist, Journalist, Media Personality & Politician

Joel Rosenberg

New York Times Bestselling Author & Political Columnist

Josh Rushing

Award-Winning Journalist

Harold Dieterle

Executive Chef/Owner of "Perilla" Restaurant in New York City; Winner of Bravo's "Top Chef," Season 1

Tarun Khanna

Jorge Paulo Lemann Professor at Harvard Business School; Director, Lakshmi Mittal and Family South Asia Institute at Harvard

Tony Horwitz

NY Times Best-Selling Author

Joe Greene

Former American Football Defensive Tackle for the Pittsburgh Steelers; Four-time Super Bowl Champion

Spencer Tillman

Analyst, College Football Today

Spencer Tillman - Our Voices Matter Podcast

Gurcharan Das

Best Selling Author, Commentator and Thought Leader. Former VP and MD, Procter & Gamble Worldwide . Former CEO, Procter & Gamble India

Jared Bernstein

Member of Biden's Council of Economic Advisers; Renowned Economist and Author

Javier Solana

Former Secretary General of NATO; High Representative for the Common Foreign & Security Policy of the EU Until 2009