From the National Geographic YouTube Channel

Who are National Geographic photographers? To honor 125 years of photography, we turn the (video) camera on our colleagues and get to know the people behind some of the most celebrated photographs in the world.

Visit http://proof.nationalgeographic.com for more interviews from this series, in which National Geographic photographers explore the power of photography and explain why this life of image-making suits them so well.

PHOTOGRAPHERS

Lynsey Addario
William Albert Allard
James Balog
Marcus Bleasdale
Jodi Cobb
David Doubilet
David Guttenfelder
David Alan Harvey
Aaron Huey
Lynn Johnson
Ed Kashi
Tim Laman
David Littschwager
Gerd Ludwig
Michael Nichols
Paul Nicklen
Randy Olson
Jim Richardson
Joel Sartore
Stephanie Sinclair
Brian Skerry
Brent Stirton
Amy Toensing
Michael Yamashita