Matt Roloff

Star of "Little People, Big World"

Lee Bienstock

Media Lead, Google; Runner Up on NBC's "The Apprentice"

Uri Dadush

Senior Associate and Director, Carnegie's International Economics Program

Michael Broome

Motivational Speaker on Balanced Life & Values; Stress Reduction Expert

Gail Harris

Highest Ranking African American Woman in the US Navy

Jon Bergmann

Pioneer of the Flipped Class Movement & Bestselling Author of "Flip Your Classroom"; Member of the TED-Education Advisory Board

Richard Wolffe

Digital Executive, Best-Selling Author & Columnist at The Guardian

President's Speaker Series - YouTube

Ahmed Shihab-Eldin

Emmy-Nominated Journalist; Correspondent & Producer at VICE Media, LLC

Kathy Calvin

Former President & CEO of the United Nations Foundation

Zack O'Malley Greenburg

Forbes Senior Editor & Author of the Jay-Z Biography "Empire State of Mind"

Brandon Webb

Author and Former U.S. Navy SEAL with Past Combat Deployments to Iraq

Donny Ingram

Author, Motivational Speaker, Performance Coach and Founder of Ingram Management Group

Valerie Red-Horse

Investment Banker, Filmmaker, Owner & Founder of Red-Horse Native Productions

Daniel T. Griswold

Director of Trade Policy Studies at the CATO Institute

Bilaal Rajan

UNICEF Canada Ambassador, internationally-recognized motivational speaker, children's and environmental activist, author and fundraiser

Wayne Angell

After retiring on January 18, 2002, as chief economist and senior managing director of Bear Stearns.

Cyndi Maxey

A seasoned speaker and author, Cyndi specializes in presentation and communication skills that drive profitable performance.

Thomas Perls

Geriatrician & Researcher in Human Exceptional Longevity at Boston University; Principal Investigator of the National Institute on Aging

Ron Culberson

Humorist & Author

Alice Dreger

Writer, Historian & Journalist Whose Work Centers on the Epistemology of Democracy