"Science Bob" Pflugfelder

Science Communicator, Teacher, Author & Television Personality

Aaron Fotheringham

Wheelchair Motocross (WCMX) Athlete Born With Spina Bifida

Aaron Horowitz

Co-Founder & CEO of Empath Labs; Creates Patient-Centered Healthcare Technology

Aaron McCargo Jr.

Chef & Star of "Big Daddy's House" on the Food Network

Abbey Curran

Former Miss Iowa; Founder of “Miss You Can Do It Pageant”; Author

Adam B. Hill

Pediatric Palliative Care Physician, Author & Mental Health Advocate

Adam Garone

Former CEO of the Movember Foundation

Adam Mansbach

American author and professor of fiction who wrote the "children's book for adults" Go the F*ck to Sleep.

Adam Scorgie

Independent Filmmaker Known for "The Union: The Business Behind Getting High" and the Followup "The Culture High"

Adeline Gray

Five-Time World Champion Female Wrestler

Adnan Nawaz

News Anchor for BBC World

Adrienne Brodeur

Award-Winning Editor & Author; Executive Director of Aspen Words; Best Known for her Memoir "Wild Game"

Wild Game: My Mother, Her Secret, and Me

Agnes Binagwaho

Vice-Chancellor at the University of Global Health Equity; Global Health & Senior Lecturer at Harvard Medical School

Aida Salazar

Award-Winning Author, Arts Activist & Translator

Aisha Dean

CEO of STATIS ASSOCIATES and Great-Goddaughter of Rosa Parks

Al Cardenas

Senior Partner at Squire Patton Boggs, Former Chairman of American Conservative Union & Former Chairman of Florida GOP

Al Duncan

Motivational Speaker for At-Risk Youth; Authority on Development & Empowerment

Alan Bersten

Professional Dancer on "Dancing With the Stars", Millennial Health Advocate, Influencer, Social Entrepreneur & Co-Founder of Frown

Alan Chambers MBE

Former Marine Commando, Polar Adventurer and Motivational Speaker

Alan Greene

Practicing Physician, Author, Health Techie, Futurist, Foodie, Green Pediatrician