Aaron McCargo Jr.

Chef & Star of "Big Daddy's House" on the Food Network

Adam Braun

New York Times & Wall Street Journal Bestselling Author, The Promise of a Pencil Founder, CEO of Climate ClubFounder & Chair of Pencils of Promise

Adam Richman

Host of Man v. Food & Man v. Nation

Alexandra Cousteau

Environmental Activist, Storyteller & Ocean Advocate

Amanda Lindhout

Executive Director of The Global Enrichment Foundation; Captivity Survivor, Inspirational Speaker & Author of "A House in the Sky"

Amanda Seales

Poet, Spoken Word Artist & Media Personality Known for HBO's "Insecure;" Anti-Smoking Activist

Ambassador Dennis Ross

Author, Counselor & William Davidson Distinguished Fellow at The Washington Institute; Former Special Assistant to President Obama

Amy Myers Jaffe

Leading Expert on Global Energy Policy & Sustainability

Andrea Mitchell

Host of MSNBC’s "Andrea Mitchell Reports" & Chief Foreign Affairs Correspondent for NBC News

Andrea Mitchell - Celebrating 15 years of "Andrea Mitchell Reports"

Andrew Croshaw

President, Leavitt Partners Consulting; Among the Most Authoritative Commentators in the Country on the State of the Accountable Care World

Andrew Natsios

Expert on Strategies for Business, Economic, and Political Success in the Developing World

Andrew Revkin

Senior Fellow for Environmental Understanding at Pace University

Angie Miller

Musician and Top Three Contestant on Season 12 of "American Idol"

Ari Weinzweig

Co-Founder of Zingerman’s Community of Businesses

Ashley Rhodes-Courter

International Child Welfare Advocate, Master of Social Work, Foster Parent & Author of the Best-Selling Memoir "Three Little Words"

Belleruth Naparstek

Social Worker & Renowned Pioneer in the Field of Guided Imagery

Ben Rattray

Founder & Executive Chair of Change.org

Ben Vereen

Tony Award-Winning Entertainer

Betsy Myers

Women’s Business & Leadership Expert; Author of "Take the Lead;" Former Senior Political Advisor

Bill Lee

Consultant & President of Lee Resources, Inc.