Story Musgrave, M.D.

Retired NASA Astronaut; Physician & Professor at Art Center College of Design

Fawzia Koofi

Former Member of the Afghan Parliament; International Advocate for Women's Rights

Yael Cohen Braun

Co-Founder & Board Chair of F*ck Cancer

Haydn Shaw

Expert in Generational and Cross-functional Roles, Change, Execution & Productivity

Matt Roloff

Star of "Little People, Big World"

Jerry Mathers

Actor; Best Known for "Leave It to Beaver"

Mark Lynas

Environmental Writer; Author of "Our Final Warning: Six Degrees of Climate Emergency"

Jason Young

Former Senior-Level Manager at Southwest Airlines & Founder of Culturetopia

Alan November

International Leader in Education Technology & Author of NYT Bestseller "Who Owns the Learning?", Founder of November Learning

Sandra Fluke

Lawyer, Social Justice Advocate, Women's Health Expert

Dan Meyer

Exploring the Way We Teach Teachers to Teach Kids

Dale Dougherty

Founder of MAKE Magazine, Creator of Maker Faire, Founder & CEO of Maker Media

IronE Singleton

Best known as Theodore "T-Dog" Douglas on AMC's "The Walking Dead"

Amy Waldman

Journalist, Author, "The Submission"

Monica Pearson

First Female & African-American News Anchor in Atlanta

Teddy Zee

Film Producer

Streeter Seidell

Comedian, Writer for SNL & Contributor to CollegeHumor.com

Bill Dedman

Pulitzer Prize-Winning Investigative Reporter for NBC News; Co-Author, "Empty Mansions: The Mysterious Life of Huguette Clark and the Spending of a Great American Fortune"

Bunker Roy

Founder of Barefoot College

Lois Lowry

Newbery Medal-Winning Author of "Number the Stars" and "The Giver"

Summer Baltzer

Art Director; Host of HGTV's "Design on a Dime"

Olivia Ward

Winner of "Biggest Loser" Season 11

Lou Waters

Aging Expert, Journalist & Former CNN Media Personality; Anchor of "Coming of Age"

Where Are They Now: Lou Waters

Dan Mintz

Comedian and Voice Actor; Known for Playing Tina Belcher on "Bob's Burgers"

Scott McEwen

Attorney & Author of "American Sniper"

Jaslene Gonzalez

Puerto Rican-American Model, TV Host & Winner of America's Next Top Model; Founder of "On Set with Jaslene"

Lamman Rucker

Actor, Education Activist, Green Living Advocate & Entrepreneur

Joshua Prince-Ramus

Architect & Principal of REX Design Firm

Charles Limb

Associate Professor of Otolaryngology-Head and Neck Surgery

Charlene Strong

Gay Rights Activist