David Guttenfelder

Award-Winning Photojournalist & Conservationalist

Lynsey Addario

American Photojournalist; Contributor for National Geographic & Time Magazine

Rankin

Portrait & Fashion Photographer

Robin Hammond

Documentary Photographer & Human Rights Activist

Çağan Hakkı Şekercioğlu

Ornithologist/ Conservation Ecologist

Mattias Klum

Natural History Photographer, Keynote Speaker & Sustainability Advocate

Frans Lanting

Wildlife Photographer

Aaron Huey

National Geographic Photographer & Stanford School Global Ambassador

Charlie Hamilton-James

Photographer & Wildlife Conservationalist

Greg McGoon

Actor and Author of "The Royal Heart"

Ziyah Gafic

Photographer and Storyteller

Kris Krug

Founder of Static Photography

Jim Richardson

National Geographic Photographer; Agriculture & Travel Speaker; Co-Founder of Eyeson Earth

Ami Vitale

Photojournalist for National Geographic Magazine & Nikon Ambassador

Aris Venetikidis

Aris Venetikidis is a graphic designer with a passion for map design and public transport network visualisation.

Alastair Humphreys

Adventurer, Microadventurer, Blogger, Motivational Speaker; 2012 National Geographic Adventurer of the Year

Lisa Kristine

Internationally Recognized Fine-Art Photographer, Humanitarian & Activist

Robert Fogarty

Photographer, Founder of Dear World; Co-Founder of Evacuteer.org

Marcus Mam

Marcus Mam / PHOTOGRAPHER

Steven Klein

American Fashion Photographer, Shot Britney Spears' Album Cover

Steve Lovelace

Writer, Graphic Artist and Photographer.

Børge Ousland

Norwegian polar explorer, photographer and writer

Neil Losin

Biologist, Photographer, and Filmmaker

Andrew Zuckerman

Filmmaker, Photographer

Phil Hansen

Internationally Recognized Multimedia Artist, Author & Innovator; Collaboration Art Experience Presenter

About Phil Hansen's Virtual Presentation: Embrace the Shake

Sebastião Salgado

Brazilian Social Documentary Photographer & Photojournalist

David Doubilet

National Geographic Photographer & Founding Member of the International League of Conservation Photographers

Barry Shainbaum

Professional speaker, author, photographer and broadcaster, Barry inspires people to take action and transform their life to reach their heart's desir

Michael Nichols

Journalist, Photographer & Founder of the LOOK3 Festival of the Photograph

Rick Ridgeway

Environmentalist, Mountaineer, Expedition Author, Former VP of Environmental Initiatives & Special Projects at Patagonia