Gabby Douglas

First African-American to Win Olympic Gold Medal for Gymnastics; Author of New York Times Bestseller "Grace, Gold & Glory: My Leap of Faith"

Greg Olsen

Former NFL Tight End, Football Sportscaster & Founder of Receptions for Research: The Greg Olsen Foundation

Aly Raisman

Olympic Gymnast, Gold Medalist, Captain of the "Fierce Five" & the "Final Five"

Abby Wambach

6-Time U.S. Soccer Athlete of the Year; Two-Time Olympic Gold Medalist & FIFA Women's World Cup Champion; Pay Equity & LGBTQ Rights Activist

Richard van Hooijdonk

International Trendwatcher & Futurist; Authority on Modern Technology

Koryn Hawthorne

Contemporary Christian Musician and Gospel Singer, Finalist on Season 8 of "The Voice"

Pete Flint

Co-Founder and CEO of Trulia.com

Travis Greene

Grammy-Nominated Gospel Musician

Brian Holloway

Five-Time NFL All-Pro; Motivation & Team Building Expert

Peggy Whitson

Director at Axiom Space; NASA's Most Experienced Female Astronaut; Biochemistry Researcher

Peggy Whitson, American with most time in space, set to return to ...

Rodney Harrison

Television Analyst, Former New England Patriots Safety; Established the “Hard Hitters” Foundation

Jim Craig

Gold Medal Olympian, Inspiration for Disney Film "Miracle," Entrepreneur, Sales & Marketing Executive

Bethany Hamilton

Professional Surfer & Shark Attack Survivor; Inspiration for the Film "Soul Surfer"

Sekou Andrews

Motivational Poet & Strategic Storyteller SekouWorld Inc.

Ibtihaj Muhammad

First Female Muslim-American to Medal at the Olympics, Member of the U.S. Fencing Team & Author of "Proud"

Mia Hamm

Retired Professional Soccer Forward; Two-Time Olympic Gold Medalist; Founding Member of the Women's United Soccer Association

Chaunté Lowe

4-Time Olympian, Breast Cancer Survivor & Health Equity Advocate

Bob Chapman

CEO of Barry-Wehmiller & Bestselling Author of "Everybody Matters"

Chris Froome

Professional Road Racing Cyclist; 4-Time Winner of the Tour de France & 2-Time Olympic Medalist

Graham Allison

Founding dean of Harvard's modern John F. Kennedy School of Government and Director of the Belfer Center for Science and International Affairs.