Amy Purdy

Former "Dancing with the Stars" Contestant & Paralympic Professional Snowboarder

Chrissy Teigen

Model, Author & Television Personality

Dr. Jennifer Ashton

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

Ashlyn Harris

Goalkeeper for the U.S. Women's National Soccer Team; FIFA Women's World Cup Champion

Dascha Polanco

Dominican-American Actress; Best Known for "Orange is the New Black" & "In The Heights"

Bethany Mota

YouTube Sensation Known for her Fashion, Beauty & DIY Tips; "Dancing with the Stars" Season 19 Contestant

Cris Carter

ESPN Analyst, Former NFL Star Receiver & Pro Football Hall of Famer

Dave Navarro

Musician & Host of "Ink Master"; Best Known as a Member of Jane's Addiction & Former Member of Red Hot Chili Peppers

Jay Pharoah

Actor, Stand-Up Comedian & Impressionist; Former Saturday Night Live Cast Member

Ginger Zee

Chief Meteorologist for ABC News, Author & Mental Health Advocate

Chasing Helicity: Through the Storm (The Chasing Helicity Series) (Chasing Helicity Ser...

Monica Seles

Retired World No. 1 Tennis Player & International Tennis Hall of Famer; Stabbing Survivor & Youngest-Ever French Open Winner

Maureen McCormick

Actress & Author Best Known for "The Brady Bunch"

Marie Osmond

Singer, Host, TV Personality & Author of "Behind The Smile: My Journey Out of Postpartum Depression"

Wil Wheaton

Actor, Author & Blogger; Known for "Star Trek: The Next Generation" & "The Big Bang Theory"

Barbara Eden

Actress & Philanthropist, Best Known for "I Dream of Jeanie"

Alisha Boe

Actress, Known for "13 Reasons Why"

Gabourey Sidibe

Actress, Director, & Author Known for "Empire" & "Precious"

Kristen Johnston

Emmy Award Winning Actress; Best Known for "3rd Rock From The Sun"

Michelle Williams

Gospel Artist & Former Member of Destiny's Child

Checking In: How Getting Real about Depression Saved My Life---and Can Save Yours

Byron Katie

Founder of The Work; Author of "A Mind at Home with Itself"