Rayma Suprani

Award-Winning Venezuelan Satirist & Cartoonist

Nigel Marsh

Author of "Fat, Forty and Fired" and "Overworked and Underlaid"

Meryl Evans

Professional Speaker, Trainer, Author, & Accessibility Consultant

Meryl Evans Encourages Organizations to Prioritize Accessible Technology

Martin Pistorius

Web Developer, Designer, and Author of "Ghost Boy"

Thomas Crowther

Professor of Ecology at ETH Zürich; Founding Chair of the Board for the UN Decade on Ecosystem Restoration

Kailash Satyarthi

2014 Nobel Peace Prize Winner & Child Rights’ Activist

Timothy Ihrig

Palliative Care Physician & Content Expert to the Accountable Care Learning Collaborative; Healthcare Innovator & Patient-Centered Care Advocate

Abigail Marsh

Award-Winning Author & Neuroscientist; Director, Georgetown University's Laboratory on Social & Affective Neuroscience

Sebastião Salgado

Brazilian Social Documentary Photographer & Photojournalist

Meg Gaines

Cancer Survivor, Health Activist & Attorney

Julie Flygare

Narcolepsy Advocate, Speaker & Award-Winning Author of "Wide Awake and Dreaming: A Memoir of Narcolepsy"

Julie Flygare Inspirational Patient Speaker & Narcolepsy ...

Jimmy Lin

Cancer Genomics Pioneer and Rare Disease Social Entrepreneur

Judith A. Salerno

Leonard D. Schaeffer Executive Officer, Institute of Medicine

Boy Girl Banjo

Acoustic group

James Green

Director of Planetary Science at NASA Headquarters

Dr. Alex MacDonald

Senior Economic Advisor at NASA

Rob Dunbar

Rob Dunbar looks deeply at ancient corals and sediments to study how the climate and the oceans have shifted over the past 50 to 12,000 years.

Ajit Narayanan

Ajit Narayanan is the inventor of Avaz, an affordable, tablet-based communication device for people who are speech-impaired.

Mohamed Jemni

Mohamed Jemni develops intuitive tools to make the web more accessible for people with disabilities.

Vivienne Harr

Founder of Make A Stand, a Lemonade Stand to End Child Slavery