For decades, public perceptions of sharks have been shaped by images of man-eating monsters, like Jaws . Award-winning underwater photographer Brian Skerry would like to change that. His new book, Shark , is a collection of vivid, up-close photographs with stories written by Skerry and his colleagues at National Geographic Magazine . Skerry was only twenty years old the first time he encountered a shark face-to-face. After hours in a shark cage seeing nothing, a female blue shark emerged from