Kevin Powell

Writer, Humanitarian, President of BK Nation

Lee Daniels

Director, Writer & Producer Known for "Precious" and "Empire"; Creator of Lee Daniels Entertainment

Leigh Anne Tuohy

Inspirational Subject of "The Blind Side"

Lesley Visser

First Female NFL Analyst to Appear on TV

Lori Greiner

Self-Made Mogul, Inventor & Entrepreneur Who Has Created 500+ Products; Known for "Shark Tank"

Malaak Compton

Activist & Philanthropist

Maria Menounos

CEO & Co-founder of AfterBuzz TV; Former E! News Co-Anchor; Best-selling Author, Journalist & Type-1 Diabetic

Mark Messier

Former Professional Ice Hockey Player & Six-Time Stanley Cup Winner

Mark Spitz

Legendary Olympic Swimmer; Third Athlete to Win Nine Olympic Gold Medals

Mark Spitz on the 1972 Olympic Games in Munich

Marlee Matlin

Academy Award Winning Actress; Healthcare Advocate & Disability Rights Activist Fighting for Better Access for the Deaf

Mary Lambert

Singer-Songwriter; known for her work on Macklemore's "Same Love"

Mary Roach

TED Speaker & Author Known for "Packing For Mars"

Matthew Kelly

Internationally-Acclaimed Speaker & Bestselling Author

Nothing Is Random: The Old, The New, and The Enduring Ideas In Business

Michelle Rhee

Founder of StudentsFirst & Education Reform Advocate; Former D.C. Public Schools Chancellor

Mike Walsh

CEO of Tomorrow, Futurist & Best-Selling Author of "The Algorithmic Leader"

Morgan Webb

Journalist & Personality in the Video Gaming Industry

Nastia Liukin

Olympic Gold Medal Gymnast

Nick Vujicic

Motivational Speaker, NY Times Best-Selling Author, Founder & CEO of Life Without Limbs

Nina Vaca

Chairman & CEO of Pinnacle Technical Resources; Former Presidential Ambassador for Global Entrepreneurship

Omari Hardwick

President of "Bravelife Films" & Actor Best Known for His Roles in "Power", "Sorry to Bother You" & "For Colored Girls"