Steven Levy

Technology Journalist & Author

Ian Ayres

Lawyer, Economist & New York Times Best-Selling Author

Pattie Maes

Founder & Director, MIT Media Lab's Fluid Interfaces Research Group

Gideon Yu

Currently Co-Owner of the San Francisco 49ers. Formerly President of the SF 49'ers & Former CFO of Facebook and YouTube

Josh Sundquist

Author, Paralympian, Comedian & Motivational Speaker; Executive Producer & Writer of Emmy Award-Winning Series "Best Foot Forward"

Sister Hazel

Band Known For Singles Like "All For You"

Pamela Ronald

Scientist, Professor of Plant Pathology at the University of California - Davis; Expert in the Challenges of Farming

Alpana Singh

Restaurateur, Master Sommelier, TV Host & Author

Margaret Spellings

President & CEO of the Bipartisan Policy Center; Former President & CEO of Texas 2036 and the George W. Bush Presidential Center; Former U.S. Secretary of Education

#19thRepresents Keynote: Margaret Spellings

Elizabeth McKee Gore

Co-Founder of Hello Alice; Former Entrepreneur-In-Residence at Dell

Donna Shalala

President, University of Miami and Former Secretary, Health and Human Services

Mahathir Bin Mohamad

Former Malaysia Prime Minister

Terence Winter

Emmy Award-Winning Writer, "Boardwalk Empire," "The Sopranos"

Annabelle Gurwitch

Actress & Humorist

Cheryl Tiegs

Former Sports Illustrated Swimsuit Model; Proclaimed the "All-American" Model

Lee DeWyze

Winner of American Idol Season 9

Carl Pope

Senior Advisor to UN Envoy for Cities and Climate; Former CEO and Chairman of the Sierra Club

Robert Sutton

New York Times Bestselling Author & Professor of Management Science & Engineering at Stanford University

Summer Sanders

Former Olympic Gold Medalist Swimmer; Sports Commentator

Jamal Simmons

Democratic Strategist & Political Commentator

The Cool Kids

Hip Hop Group

Mary Mary

Gospel Superstars, Known for Hits including "Shackles (Praise You)"

Nolan Ryan

Executive Adviser to the Owner of the Houston Astros & Former CEO of the Texas Rangers; National Baseball Hall of Famer

Aaron McGruder

Writer and Cartoonist; Known for "The Boondocks"

Gerry Adams

President, Sinn Fein

Tyler Mathisen

Co-Anchor of CNBC's Power Lunch; Former Sr. Editor at Money Magazine

David Crane

Strategic Advisor Executive at Pegasus Capital Advisors; Former President & CEO of NRG Energy, Inc.; Climate Advocate

Andrew Mason

Co-founder of Detour, Founder and Former CEO of Groupon

Robert Gibbs

Former Global Chief Communications Officer at McDonald's, President Obama's 2012 Campaign Adviser & White House Press Secretary

Ron Pearson

Corporate Comedian & Actor