Aaron Hurst

CEO, Imperative, Author of "The Purpose Economy"

Adam Braun

Founder & CEO, Pencils of Promise, Author of "The Promise of a Pencil"

Adam Grant

Wharton Professor, Author of "Give and Take"

Adam Lashinsky

Senior Editor-at-Large of Fortune Magazine, Author of "Inside Apple"

Alex Velez

Co-Founder, Back to the Roots

Amy Zegart

Professor, Stanford Graduate School of Business Co-author of "Political Risk"

Andre Iguodala

3x NBA Champion and 2015 NBA Finals Author of "The Sixth Man"

Andrew McAfee

Co-director, MIT Initiative on the Digital Economy Author of "Machine, Platform, Crowd"

Andrew Zolli

Executive Director and Chief Creative Officer, PopTech, Author of "Resilience"

Andy Puddicombe

Founder, Headspace

Anna Maria Chávez

CEO, Girl Scouts of the USA

Arianna Huffington

President and Editor-in-Chief, Huffington Post Media Group, Author of "Thrive"

Barack Obama

Former President of the United States

Beth Simone Noveck

Former Deputy Chief Technology Officer of the United States Author of "Smart Citizens, Smarter State"

Blake Mycoskie

Founder and Chief Shoe Giver, TOMS and Author of "Start Something That Matters"

Brad Stone

Senior Writer, Bloomberg Businessweek, Author of "The Everything Store" and "The Upstarts"

Bryan Stevenson

Founder and Executive Director, Equal Justice Initiative

Chade-Meng Tan

Jolly Good Fellow, Google, Author of "Search Inside Yourself" and "Joy on Demand"

Charles Best

Founder and CEO, DonorsChoose.org

Charles Schwab

Chairman and Founder, Charles Schwab Corporation, Author of "Invested"

Chelsea Clinton

Author of "Start Now"

Chip Conley

Founder, Joie de Vivre Hospitality, Author of "PEAK"

Clayton Christensen

Professor, Harvard Business School, Author of "How Will You Measure Your Life?"

Condoleezza Rice

66th U.S. Secretary of State Co-author of "Political Risk"

Cory Booker

Mayor of Newark, New Jersey

Dan Ariely

Professor of Psychology and Behavioral Economics, Duke University Author of "Payoff"

Daniel Goleman

NYT Bestselling Author, Emotional Intelligence Co-author of Altered Traits

Daniel Lubetzky

CEO, Kind Healthy Snacks, Author of "Do The Kind Thing"

Daniel Pink

Author of "When: The Scientific Secrets to Perfect Timing"

David Lim

Chief Motivation Officer, Everest Motivation Team, Author of "How Leaders Lead"

David Miliband

CEO, International Rescue Committee and Former Foreign Secretary of the UK Author of "Rescue: Refugees and the Political Crisis of Our Time"

Deepak Chopra

Founder, The Chopra Foundation, Author of "Super Genes"

Emily Chang

Anchor, Bloomberg Technology Author of "BROTOPIA: Breaking up the Boys' Club of Silicon Valley"

Eric Liu

CEO, Citizen University Author, You're More Powerful Than You Think

Eric Ries

Entrepreneur and Author, The Lean Startup

Eric Schmidt

Former Executive Chairman, Alphabet and Former CEO, Google Co-Author of "Trillion Dollar Coach"

Erik Brynjolfsson

Director, MIT Initiative on the Digital Economy Professor, MIT Sloan School of Management Author of "Machine, Platform, Crowd"

Florent Groberg

U.S. Medal of Honor Recipient

Fred Kofman

Executive Coach, Philosopher, Author of "Conscious Business"

Gavin Newsom

Lieutenant Governor of California, Author of "Citizenville"

Geoffrey Moore

Venture Partner, Mohr Davidow Ventures, Author of "Escape Velocity"

Gretchen Rubin

Author, Happier at Home

Guy Kawasaki

Co-Founder, Alltop, Author of "Enchantment"

Haben Girma

Disability Rights Lawyer

Jack and Suzy Welch

Co-Authors of "The Real-Life MBA"

James Caan CBE

Entrepreneur, former Dragon, philanthropist

Jennifer Dulski

Head of Groups and Community, Facebook Past President and COO, Change.org Author of Purposeful

Jennifer Eberhardt

Professor of Psychology, Stanford University Author of "Biased"

Jerry Kaplan

Fellow, The Stanford Center for Legal Informatics, Author of "Humans Need Not Apply"

Jim Fruchterman

Founder and CEO, Benetech

Dr. Jim Yong Kim

President, The World Bank Group

Jim Wetherbee

Five Time Shuttle Commander Author, Controlling Risk - In A Dangerous World

Joanna Coles

CCO, Hearst Magazines

Joe Lacob

Owner & CEO, Golden State Warriors

John Hope Bryant

Founder, Chairman and CEO Operation HOPE and the Bryant Group Companies, Inc, Author of "How the Poor Can Save Capitalism"

Jonathan Rosenberg

Former Senior Vice President at Google; Advisor to Alphabet Management Co-Author of "Trillion Dollar Coach"

Julie Hanna & Premal Shah

Chief Executive of the Board and President, Kiva

Kelvin Beachum

Active NFL Player, Angel Investor, Philanthropist, Professional Speaker

Kirsten Gillibrand

U.S. Senator, Author of "Off the Sidelines"

Kris Tompkins

President and Founder, Tompkins Conservation Former CEO, Patagonia

Laird Hamilton

Legendary Big Wave Surfer Author of "Liferider"

Leila Janah

Founder and CEO, Samasource

Mallika Chopra

Author of "Living With Intent"

Mario Batali

Chef, author, entrepreneur

Mat Honan

Senior Editor, WIRED

Matt Cohler

General Partner, Benchmark

Matt Mullenweg

Founder and CEO, Automattic

Matthieu Ricard

Founder, Karuna-Shechen, Author of "Altruism"

Michelle Rhee

Founder and CEO, StudentsFirst

Muhammad Yunus

Founder, Grameen Bank Chairman, Yunus Centre

Nancy Duarte

CEO and Principal, Duarte, Inc.

Neil Pasricha

Author of The Book of Awesome and The Happiness Equation Director, Institute for Global Happiness

Paul Farmer

Co-Founder, Partners in Health

Reid Hoffman

Co-Founder, LinkedIn, Author of "The Alliance"

Richard J. Davidson

Director of the Center for Healthy Minds, University of Wisconsin-Madison Co-author of Altered Traits

Robert Putnam

Peter and Isabel Malkin Professor of Public Policy at Harvard University, Author of "Our Kids"

Ryan Holiday

Author, The Ego is the Enemy

Rye Barcott

Co-Founder, Carolina For Kintera, Author of "It Happened on the Way to War"

Satya Nadella

CEO, Microsoft Author of Hit Refresh

Salman Khan

Founder, Khan Academy

Scott Harrison

Founder and CEO, charity: water

Scout Bassett

Nike-sponsored Paralympian Challenged Athlete's Foundation Spokesperson

Selena Rezvani

Author of Pushback

Seth Meyers

Head Writer, Saturday Night Live

Sheryl Sandberg

COO, Facebook, Author of "Lean In"

Simon Sinek

Unshakable Optimist Author of "The Infinite Game"

Stacy Brown-Philpot

CEO, TaskRabbit

Stan McChrystal

Co-Founder and Partner, McChrystal Group, Author of "Team of Teams"

Steve Young

Former San Francisco 49ers Quarterback, Managing Partner and Co-Founder, HGGC

Suze Orman

Personal Finance Expert, Author of "The Money Class"

Telle Whitney

Past CEO, Anita Borg Institute Co-Founder, Grace Hopper Celebration for Women in Technology

Thomas Friedman

Foreign Affairs Columnist, The New York Times, Author of "That Used To Be Us"

Tim Westergren

Founder, Pandora

Tony Hsieh

CEO, Zappos.com, Author of "Delivering Happiness"

Dr. Vivek Murthy

19th U.S. Surgeon General Author of “Together”

Vivienne Harr

Chief Inspiration Officer, Make A Stand, Inc., Author of "Make A Stand"

Wes Moore

Founder/CEO of BridgeEdU, Author of "The Work"

Zainab Salbi

Humanitarian and Founder, Women for Women International Author of "Freedom is an Inside Job"

Zoë Baird

CEO and President, Markle Foundation