In their new book, "The Distracted Mind", neuroscientist Adam Gazzaley and psychologist Larry Rosen, look at what happens to our brain when we are constantly bombarded by technological interruptions.
Photographer Diana Walker shares stories from two decades of photographing U.S. presidents and their families in formal and informal settings. Her new book includes images of Ronald Reagan, Bill Clinton, and other world leaders.
- Diana Walker Photographer Diana Walker shares stories from two decades of photographing U.S. presidents and their families in formal and informal settings.
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