Tom Mangelsen, who is counted among the finest nature photographers in the world and, like Chouinard and Goodall has been profiled on "60 Minutes," says his friends Chouinard, Goodall and Mardy and Weezy Murie inspired him to be more outspoken. He is best known today for ardent advocacy for Jackson Hole Grizzly 399 and other bears. Photo courtesy of Tom Mangelsen
Tom Mangelsen, who is counted among the finest nature photographers in the world and, like Chouinard and Goodall has been profiled on "60 Minutes," says his friends Chouinard, Goodall and Mardy and Weezy Murie inspired him to be more outspoken. He is best known today for ardent advocacy for Jackson Hole Grizzly 399 and other bears. Photo courtesy of Tom Mangelsen