Kacy Catanzaro

Gymnast, First Woman to Qualify for Television Show "American Ninja Warrior"

Tracie Thoms

TV, Film & Stage Actress; Best Known for "Rent," "Cold Case" and "The Devil Wears Prada"

Tyler Lepley

Star of Tyler Perry's "The Haves and Have Nots" on OWN

Ricky Williams

Former NFL Running Back, Heisman Trophy Winner & Mental Health Advocate

Matt Stutzman

Known as "The Armless Archer"; Current World Record Holder for Longest Accurate Shot in Archery

Nelson Dellis

Founder & CEO of Climb For Memory; USA Memory Champion; Alzheimer's Disease Activist

Michelle Marciniak

Former WNBA Player; Co-Founder of SHEEX; LBGTQ & Alzheimer's Advocate

Michelle Marciniak Discusses Her Support of Pedal for Pat 2023

Amanda Russell

Digital Marketing & Branding Strategist, Professor (UCLA), Author, Youtube Influencer

Abbey Curran

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

Marty Makary, M.D.

Healthcare Futurist, Johns Hopkins Surgeon & Professor of Public Health

Eric Rios

Founder of the Inner Stillness Project

Dave deBronkart

Kidney Cancer Survivor & Patient Advocate Known as "e-Patient Dave"

Larysa Didio

Celebrity consultant in nutrition and healthful living.

Neil Giuliano

Gay Rights Activist & President and CEO of Greater Pheonix Leadership

Marina Adshade

Author of "Dollars and Sex: How Economics Influences Sex and Love"

Jeffrey Israel

Author & Jewish Studies Professor at Williams College

Paul Rieckhoff

Founder and Executive Director of Iraq and Afghanistan Veterans of America (IAVA); Author, "Chasing Ghosts: Failures and Facades in Iraq"

Lizzie Velasquez

Motivational Speaker; Author of "Lizzie Beautiful" & "Be Beautiful, Be You;" Once Labeled "The World's Ugliest Woman"

Brian Boyle

After surviving a devastating accident, Brian Boyle recovered and thrived, competing again in triathlons. He is the author of "Iron Heart."

Mike Schlappi

Paralympic Medalist