Learning to 'see' light, tips from a National Geographic photographer

National Geographic photographer Bob Holmes takes stunning photos all over the world. But when you ask him how he captures these images, he won't tell you about his favorite lens or any specific technique he uses. He'll talk to you about what he sees. He'll talk to you about light. That was the subject of a recent conversation he had with Marc Silber of Advancing Your Photography: light. "Most people 'look' and don't really 'see.' You've got to learn to see," says Holmes. "We all look, everybody...