Dr. Rebecca Kennedy

“The Millennial Parenting Whisperer,” Clinical Psychologist & #1 NYT's Bestselling Author

Tunde Oyeneyin

Peloton Instructor & Makeup Artist; Founder of SPEAK Instagram Live Series

Dr. Mikhail Varshavski

Known as "Doctor Mike;" Leading Medical Media Voice Who Communicates the Value of Preventive Medicine

Jon Dorenbos

Retired NFL Long Snapper, Magician & Author of "Life Is Magic: My Inspiring Journey from Tragedy to Self-Discovery"

Jon Dorenbos Speaker Demo Reel

Marsai Martin

Actress & Producer; Known for "Black-ish" & "Little"

Ross Lynch

Actor Best Known for "My Friend Dahmer," "Chilling Adventures of Sabrina" & Disney Channel's Original Series "Austin & Ally"

Dove Cameron

Disney Channel Actress & Singer; Best Known for "Liv and Maddie" & "Descendants"

Sophia Grace Brownlee

Youtube Sensation and Frequent Guest on The Ellen Show

Jeff Kinney

Game Designer, Cartoonist, Producer, Actor and Author of Children's Books Including the "Diary of a Wimpy Kid" Series

Helen Mirren

Oscar Winning Actress

Amandla Stenberg

Actor, Singer & Activist Known for "The Hate U Give," "The Hunger Games" & "Everything, Everything"

Zendaya

Emmy Award-Winning Actress, Singer & Dancer; Known for "Euphoria," "Spider-Man: Homecoming," "Dune: Part Two" & "Challengers"

Liz Wiseman

President of The Wiseman Group & Best-Selling Author of "Multipliers"

Pau Gasol

NBA Power Forward, Two-Time NBA Championship Winner, UNICEF Ambassador

Dr. Jennifer Ashton

Board-Certified Ob-Gyn, Author & TV Medical Correspondent

Andie MacDowell

Film Actress

Ariana Grande

Singer Known for "Thank U Next" & "God is a Woman"

Jenna Bush-Hager

Best-selling Author; Contributing Correspondent, NBC's Today; Chair, UNICEF's Next Generation and Editor-at-Large, Southern Living Magazine

Superpower Sisterhood with Jenna Bush Hager and Barbara Pierce ...

Ree Drummond

Host of "The Pioneer Woman" on the Food Network

Michelle Obama

Former First Lady of the United States & Bestselling Author