Rudolph E. Tanzi

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

Shaun Robinson

Former Co-Host of Access Hollywood; Advocate for Young Women & Founder of "One Girl: A Million Ways to Make a Difference"

Ginger Zee

Chief Meteorologist for ABC News, Author & Mental Health Advocate

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

Cassadee Pope

Singer-Songwriter; Winner of "The Voice" Season 3 & Lead Singer of "Hey Monday"

Utkarsh Ambudkar

Actor; Best Known for "Pitch Perfect" & "The Mindy Project"

Kandee Johnson

YouTube Sensation & Online, Go-To Source for Beauty, Style, Fashion & DYI

Luis D. Ortiz

Real Estate Agent and Star of "Million Dollar Listing New York"

Henry Blodget

Co-Founder, CEO, and Editor in Chief of "Business Insider"

Marianne Williamson

Renowned Authority on Spirituality & Metaphysics; Author of "Everyday Grace;" 2024 Democratic Presidential Candidate

Andrew McMahon

Singer-Songwriter; Andrew McMahon In The Wilderness; Former Front Man of Something Corporate and Jack's Mannequin; Survivor of Acute Lymphoblastic Leukemia

Tara Sophia Mohr

Expert on Women’s Leadership and Well-Being; Author of "Playing Big: Find Your Voice, Your Mission, Your Message"

Yakov Smirnoff

Soviet-Born American Comedian, Actor, & Writer

Pamela Skaist-Levy

Co-Founder of the Luxury Brand Juicy Couture

Mary Steenburgen

Character Actress; Best Known for her Role in "Philadelphia"

Mario

R&B Singer, Songwriter, Actor, Record Producer & Model

Kansas

American Rock Band Known for "Carry On Wayward Son"

Philip Bredesen

Governor of Tennessee 2003-2011; Author, "Fresh Medicine: How to Fix Reform and Build a Sustainable Health Care System"

Kimberley Locke

Singer / Television Personality

Gela Nash-Taylor

Co-Founder of the Luxury Brand Juicy Couture

Willie Geist

Co-Host, 9 AM Hour of Today & MSNBC's Morning Joe