Kathy Calvin

Former President & CEO of the United Nations Foundation

Jack Andraka

Machine Learning Engineer at Stanford Vision and Learning, Cancer Researcher & National Geographic Emerging Explorer

Morra Aarons-Mele

Founder of Women Online & Author of "Hiding in the Bathroom: An Introverts Roadmap to Getting Out There When You'd Rather Stay Home"

Larry Irving

Internet Pioneer, Technology Strategist & Futurist; First African American Inducted Into Internet Hall of Fame; CEO of Irving Group

David Darg

Filmmaker, Activist and Co-Founder of RYOT.org

Scott Heiferman

Co-Founder & CEO, Meetup

Asi Burak

Senior Vice President of Tilting Point

Helen Clark

Former Administrator of the United Nations Development Programme & Former Prime Minister of New Zealand

Adora Svitak

Author, Speaker, Youth Advocate & Child Welfare Professional

Moira Forbes

Executive Vice President of Forbes Media

Success With Moira Forbes

Josh Nesbit

Co-founded Medic Mobile

Maria Bello

Actress, Activist & Vital Voices Global Ambassador

Danae Ringelmann

Founder, Indiegogo; Lodge & Farm Owner; Young Global Leader at World Economic Forum

Angélique Kidjo

UNICEF Goodwill Ambassador, Singer & Songwriter

Justin Dillon

CEO of FRDM & Made In A Free World; Expert on Supply Chain Risk, Modern Slavery & Child Labor

Elaine Weidman-Grunewald

Global Sustainability Executive; Co-Founder of AI Sustainability Center; Former Chief Sustainability Officer at Ericsson

Claire Diaz-Ortiz

Author, Speaker, Advisor to Startups & Social Enterprises; Former Leader of Social Innovation at Twitter

Steve Howard

Former Chief Sustainability Officer of IKEA Group

Sylvia Earle

Explorer-in-Residence at National Geographic & Oceanographer; Former Chief Scientist of the NOAA

Jeremy Heimans

Co-Founder & Chairman of Purpose; Best-Selling Author; Lifelong Activist & World-Renowned Expert on Building Social Movements