Caitria O'Neill

Disaster Relief Expert; Co-Founder & CEO of Recovers.org

Bethenny Frankel

Entrepreneur, Reality TV Star & Bestselling Author; Founder of Skinnygirl & BStrong Disaster Relief

Ian Somerhalder

Actor Known for "The Vampire Diaries"; Animal & Environmental Advocate; Founder of The Ian Somerhalder Foundation

Aasif Mandvi

Comedic Actor & Former Correspondent for "The Daily Show"

Sandra Fluke

Lawyer, Social Justice Advocate, Women's Health Expert

Patch Adams

Physician & Clown; Founder of Gesundheit Institute; Inspiration for the Robin Williams Movie "Patch Adams"

Lily Tomlin

Actress & Comedian; Star of Netflix's "Grace and Frankie"

Yves Behar

Humanitarian & Founder of fuseproject; Chief Creative Officer of Jawbone; Known for his TED Talk, "Designing Objects That Tell Stories"

Elizabeth Warren

U.S. Senator, Massachusetts

Bucky Covington

Former American Indol Contestant and Well-Known Country Singer

Caroline Rhea

Stand-up Comedian, Actress & Television Host

Caroline Rhea Stand-Up: Dating, Astrology and Having a Teenage Daughter

Bill Clinton

42nd President of the United States; Founder of the William J. Clinton Foundation

Hilary Swank

Academy Award-Winning Actress; Best known for her roles in 'Million Dollar Baby' and 'Boys Don't Cry'

Franklin Graham

President & CEO of the Billy Graham Evangelistic Association, Christian Evangelist & Missionary

Gary Sinise

Actor & Advocate for America's Servicemen and Women; Founder of the Gary Sinise Foundation

Lester Holt

Anchor of NBC's "Nightly News" & Managing Editor and Hosting Dateline NBC

Liz Cheney speaks one-on-one with Lester Holt: Exclusive

Mike Holmes

Professional Contractor & HGTV Host

Dave Coulier

Stand-Up Comedian, Impressionist & Television Personality, Best Known for "Full House"

Chad Hennings

Nine-Year Veteran of the Dallas Cowboys, Air Force Thunderbolt Pilot & Author, "Forces of Character"

Cyndi Lauper

Grammy Award-Winning Artist, Actress, Television Personality & Activist

Cyndi Lauper and Rob Hyman Break Down Her Iconic Song “Time After Time”