Jack Dorsey

Jeff Smith of Smule, Inc.

Philip Rosedale of SecondLife

Tony Conrad of About.me

Brian Wong of Kiip.me

Jesse Jacobs of Samovar Tea Lounge

Chris Sacca of Lowercase Capital

Philip Rosedale of SecondLife

Jason Goldberg of Fab.com

Dennis Crowley of Foursquare

John Borthwick of Betaworks

Leah Busque of TaskRabbit

John Ham of Ustream

Ryan Carson of Carsonified

Tim Ferriss: Author of The 4-Hour Body

Kevin Systrom of Instagram

Scott Harrison of charity:water

Sahil Lavingia of Gumroad

Elon Musk of Tesla & SpaceX

Matt Rogers of Nest Labs

Tom Conrad, CTO Of Pandora

Ben Horowitz of Andreessen Horowitz

Melody McCloskey of StyleSeat

Tony Hsieh, CEO of Zappos.com

Dave Morin of Path

Hosain Rahman of Jawbone

Robyn Sue Fisher of Smitten Ice Cream

Chad Hurley, Co-founder of YouTube

Jim Gilliam of NationBuilder

Ev Williams

Phil Libin of Evernote

David Copperfield

Matt Galligan

Brian Armstrong

Tony Fadell

David Byttow

Jackson Palmer of Dogecoin

Anthony Casalena of Squarespace

Dennis Crowley

Jamie Oliver

Leo Laporte