Tiffany Shlain

Founder of The Webby Awards; Emmy-Nominated Filmmaker, Bestselling Author, Internet Pioneer & Futurist

Dr. Jonathan Foley

World Leading Climate Scientist & Executive Director of Project Drawdown

Hugh Bonneville

Actor, Best Known for his Role as the Earl of Grantham in "Downton Abbey"

Dewitt Jones

Motivator & Photojournalist

Kathryn Schulz

Pulitzer Prize Winning Journalist & Author; Staff Writer at The New Yorker

Bernie Krause

Natural sounds legend; records the sounds of endangered biospheres.

Phillip Hoose

National Book Award Winning Author, Musician, Conservationist

Hiroshi Ishiguro

Director of Intelligent Robotics Laboratory at Osaka University

Viktor Mayer-Schönberger

Co-Author of “Big Data" and "Delete;" Expert on the Networked Economy

Leonard Pitts, Jr.

Award-Winning Columnist

Dana LaMon

Blind Retired Judge for the California Dept. of Social Services; Author of "The Soul's Mirror: Reflections on the Fullness of Life"

Dr. Michael Merzenich

Leading Pioneer in Brain Plasticity Research; Author of "Soft-Wired: How the New Science of Brain Plasticity Can Change Your Life"

Kristin Bauer van Straten

Best known as Pam on HBO's "True Blood"

Tracy McMillan

Relationship Expert, Author and Television Writer Known for "Mad Men"

Anat Baron

Tech Entrepreneur, Brand Builder & Former Head of Mike’s Hard Lemonade

Joseph Teti

Co-Star of Discovery's "Dual Survival"; Special Operations Veteran

Jon Lajoie

Comedian, Actor, Musician & Internet Celebrity

Lisa Lahey

Chief Knowledge Officer at Minds at Work & The Developmental Edge

Lisa Witter

Partner and Chief Change Officer, Fenton

Interview Lisa Witter (English)

Dyan deNapoli

Penguin Expert, TED Speaker & Award-Winning Author of "The Great Penguin Rescue"