Boris Veldhuijzen van Zanten

Serial Entrepreneur; Founder of TheNextWeb.com and TwitterCounter.com

Brad Garlinghouse

CEO of Ripple

Brad Katsuyama

CEO of IEX (Investors Exchange), Subject of Michael Lewis' Flash Boys

Brendan Iribe

CEO, Oculus

Cameron Winklevoss

Co-Founder of Winklevoss Capital Management, LLC

Carlos Dominguez

Executive Chairman & Customer Evangelist at Sprinklr

Numentum Speaker Series, featuring Carlos Dominguez

Catherine Calarco

CMO & Senior Vice President of Sales and Marketing for HeartMath, LLC

Cesar Conde

Chairman of The NBCUniversal News Group

Curt Schilling

Former Pitcher & 6-Time MLB All-Star; World Series MVP & 3-Time Champion; Video Game Developer & Radio Personality

Dan Gillerman

Served as Israel's Permanent Representative to the United Nations

Dan Lyons

Author of "Disrupted: My Misadventure in the Start-Up Bubble"

Daniella Yacobovsky

Co-Founder & CMO of BaubleBar

Danielle Weisberg and Carly Zakin

Co-Founders of theSkimm Subscription Newsletter; New York Times Best-Selling Authors of "How to Skimm Your Life"

Dao Nguyen

Publisher at BuzzFeed

Dava Newman

Former Deputy Administrator of NASA; Professor of Aeronautics & Astronautics at MIT; Director of MIT Media Lab

David Merrill

CEO & Co-Founder of Elroy Air

David Rose

CEO of ClearWater AR & Founder of Ditto Labs

David Sable

Former CEO at Y&R Advertising, Co-Founder of DoAble, Author, Entrepreneur & Social Activist

Dennis Dimick

Former Executive Environment Editor at National Geographic Magazine

Donald Sull

Senior Lecturer at MIT Sloan School of Management; Co-Founder & CEO of CultureX