Paul Stamets

Mycologist, Founder of Fungi Perfecti & Author of "Mycelium Running: How Mushrooms Can Help Save the World "

Shelley Long

Golden Globe & Emmy Award-winning Actress; Known for Her Role as Diane Chambers on "Cheers"

Pau Gasol

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

Barbara Boxer

Former Democratic Senator of California

Rory Kennedy

Award Winning Documentary Filmmaker

Scott Parazynski

Astronaut, Physician & Everest Summiter

Brian Kelly

Head Football Coach at Louisiana State University

Brian Kelly's First Team Meeting as LSU Football Coach

Aaron Tippin

Country Music Singer-Songwriter & Record Producer

Aaron Tippin "You Gotta Stand for Something"

Greg Olsen

Former NFL Tight End, Football Sportscaster & Founder of Receptions for Research: The Greg Olsen Foundation

Steven Raichlen

TV Personality & Bestselling Author of the "Barbecue Bible" Cookbook Series

Colton Haynes

Actor; Best Known for "Teen Wolf" & "Arrow"

Richard Schiff

Award-Winning Actor Known for "The West Wing" & "Wet Hot American Summer: First Day of Camp"

DeAngelo Williams

Former NFL Running Back; Founder of The DeAngelo Williams Foundation for Breast Cancer Research & Prevention

Gloria Reuben

Actress, Singer, and Producer

Peyton List

American Actress Best Known for Disney Channel's "Jessie"

Hunter Tylo

Renowned Soap Opera Actress and Child Activist

Nancy Andreasen

Neuroscientist; Andrew H. Woods Chair of Psychiatry and Director, Iowa Neuroimaging Consortium, University of Iowa

Wim Hof

Known as "The Iceman," Extreme Athlete, Scientific Pioneer & Global Health Leader

Terrell Owens

Former NFL Wide Receiver, NFL Hall of Famer & Alzheimer's Advocate

Ernie Johnson, Jr.

Sports Broadcaster, Host of TNT's "Inside the NBA", "NCAA Division | Men's Basketball Championship" on CBS & Major League Baseball on TBS