Hunter Hayes

Country Musician Known For Hits Such as "Wanted" and "Storm Warning"

Rudolph E. Tanzi

Alzheimer's Disease Researcher; Expert on the Genetics of Neurological Disease; Professor of Neurology at Harvard Medical School

Capital Cities

Indie Pop Duo Known for Their Single "Safe And Sound"

Zendaya Coleman

Actress, Singer, Dancer; Best Known for "Shake It Up" and "Spider-Man: Homecoming"

Twenty One Pilots

Musical Duo From Columbus, OH; Known For Singles Like "Stressed Out"

Darren Criss

Actor, Musician, Songwriter; Best known for his role on "Glee"

Terrence Howard

Actor, Musician & Activist; Known for Fox's "Empire"

Diane Keaton

Academy Award-Winning Actress & Author

Diane Keaton on Style, Wine, Film, and Walls

Tyrese Gibson

R&B Singer and Actor; Fast and Furious Franchise

Milla Jovovich

Model, Actress, Musician and Fashion Designer Known for the "Resident Evil" Series

Travis Bradberry

Expert on Emotional Intelligence & Co-Founder of TalentSmart

Lisa Kudrow

Actres Best Known for Her Role as Phoebe Buffay in the sitcom, "Friends"

David Allen

Bestselling Author & Founder of The David Allen Company

Tal Ben-Shahar

Best-Selling Author & Positive Psychology Expert

Cristina Saralegui

Journalist, Actress, Author & TV Personality; Best Known for "The Cristina Show"

Christiane Northrup

Authority on Women's Health, Bestselling Author of "Goddesses Never Age"

Jake Bugg

English Singer-Songwriter

Plain White T's

Chicago Pop Punk Band Known for Songs Like "Hey There Delilah" and "Rhythm of Love"

Amber Tamblyn

Actress, Author, Poet & Film Director

Vera Wang

Fashion Designer; Former Editor at Vogue