Tim Arthur

Group CEO of Time Out and BBC London 94.9 Sunday Breakfast Host

Noah Galloway

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

Dr. Antonia Darder

Scholar, Artist, Poet, Activist & Public Intellectual

Jeremy Bout

Executive Producer & Host of Edge Factor

Rich Froning

CrossFit Athlete, Coach & Christian Speaker

Lois Lowry

Newbery Medal-Winning Author of "Number the Stars" and "The Giver"

Michael Stevens

YouTube Sensation; Best Known as Vsauce

Malcolm London

Young Poet, Educator, Activist & TED Speaker Known For "High School Training Ground"

Andreas Schleicher

Deputy Director for Education and Skills and Special Advisor on Education Policy to the OECD's Secretary-General

Nik Wallenda

Acrobat, Aerialist, Daredevil & High Wire Artist

Jason Collins

First Openly Gay Player In Major League Sports; Retired NBA Player; Equality Advocate

Lauren Potter

Actress Best Known for "Glee;" Special Needs Advocate

Brittney Griner

WNBA Player for the Phoenix Mercury & Author of "In My Skin"

Brittney Griner's first press conference since being released

Renaldo Nehemiah

World Record Holder in the 110 Meter Hurdles; Former Professional Football Player for the San Francisco 49ers

Michelle Kwan

Olympic Silver Medalist & Most Decorated Figure Skater in World Championship History; United States Ambassador to Belize

Katherine Berman & Sophie LaMontagne

Co-founders of Georgetown Cupcake; Stars of the hit series "DC Cupcakes" on TLC; Best-selling Authors

Pedro Noguera

Professor of Education, Founder of the Center for the Transformation of Schools UCLA

Alexis Jones

Female Empowerment Activist & Author of "I Am That Girl: How to Speak Your Truth, Discover Your Purpose, & #bethatgirl"

Gareth Jones

Leading Expert on Organizational Culture, Leadership and Change

Muggsy Bogues

Former NBA All-star for the Charlotte Hornets

Darcy Winslow

Former Nike Global Sustainability Guru and Managing Partner at The Academy for Systemic Change

Dan Meyer

Exploring the Way We Teach Teachers to Teach Kids

Bill Rancic

"The Apprentice" Winner; Entrepreneur; Star of "Giuliana & Bill"

Adora Svitak

Author, Speaker, Youth Advocate & Child Welfare Professional

Allison Massari

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

Promo Reel—Top Keynote Speaker Allison Massari

Sasha Andreev

Actor, Emcee & Host of HGTV's "Curb Appeal"

Coach Ken Carter

Coach, Author, Educator & Inspiration for the Film "Coach Carter"

Joel Zeff

Emcee, Workplace Expert, Author & Humorist

Jason Young

Former Senior-Level Manager at Southwest Airlines & Founder of Culturetopia

Pat Williams

Motivational Speaker & Sports Executive; Senior Vice President of the NBA’s Orlando Magic