Deb Willis is a photographer and writer in search of beauty.

LaToya Ruby Frazier focuses her camera lens on working class families, exploring themes of family, inequality, health care and environmental racism.

With his "Microsculpture" series, Levon Biss photographs the incredible details of insects.

Stacey Baker assigns photography for the wide-ranging vision of the weekly New York Times Magazine.

Gary Greenberg is a photographer, biomedical researcher and inventor intent on giving us all a view of the microscopic wonders all around us.

Sergei Lupashin imagines new uses for flying robots. He's a 2014 TED Fellow.

Kitra Cahana is a Canadian photographer who blurs the line between anthropologist and journalist.

As director of photography for National Geographic, David Griffin works with some of the most powerful photographs the world has ever seen.

Photography is about creating images by recording light. At the MIT media lab, professor Ramesh Raskar and his team members have invented a camera that can photograph light itself as it moves at, well, the speed of light.

Dan Berkenstock and his team at Skybox Imaging are rethinking how to take photographs from space.

Garth Lenz’ touring exhibition, “The True Cost of Oil”, has played a major part in the fight against Alberta Tar Sands Mining.

Florida-based photographer Mac Stone specializes in documenting the Everglades, an area he prizes for its wildlife and flora.

Anastasia Taylor-Lind is a documentary photographer who works around the world on issues relating to women, birth rights, depopulation and post-conflict regions.

Fabian Oefner creates stunning visual representations of natural forces.

Lisa Kristine uses photography to expose deeply human stories.

As a child actor, iO Tillett Wright turned his shoes around in the bathroom stall so that people would think he was a boy. As a teenager, he fell in love with both women and men. His life in the gray areas of gender and sexuality deeply inform his work as an artist.

Anand Varma's photos tell the story behind the science on everything from primate behavior and hummingbird biomechanics to amphibian disease and forest ecology.

Jimmy Nelson’s photographs of vanishing tribes illuminate the indigenous cultures of our shared world.

Jonathan Klein runs Getty Images, a stock photo agency whose vast archive of still photography and illustrations is a mainstay of the creative class.

TED Fellow Uldus Bakhtiozina creates photo stories and video installations that challenge stereotypes and create diversity, involving all types of people from fashion models to ordinary people. She presents the world with humor and thoughtfulness.

As Director of Stanford’s Artificial Intelligence Lab and Vision Lab, Fei-Fei Li is working to solve AI’s trickiest problems -- including image recognition, learning and language processing.

Vik Muniz delights in subverting a viewer's expectations. He uses unexpected materials to create portraits, landscapes and still lifes, which he then photographs.

Steven Addis is a father and photography buff who, by day, harnesses the power of branding for social change.

Photographer Erik Johansson creates impossible but photorealistic images that capture an idea, not a moment.

Chris Burkard travels to remote, risky and often icy locations to capture stunning images that turn traditional surf photography on its head.

Boniface Mwangi is an award-winning Kenyan photographer, artist and activist. He is a TED Fellow.

Sebastião Salgado captures the dignity of the dispossessed through large-scale, long-term projects.

Eman Mohammed is a Palestinian photojournalist.

Munir Virani is a raptor biologist and wildlife photographer, and Director of the Peregrine Fund Africa Program, devoted to conserving birds of prey.

Sam Martin is the director of digital strategy at Texas Monthly magazine, and the author of "Manspace: A Primal Guide to Marking Your Territory."