President Obama and the Search for Osama Bin Laden

John Brockman, editor of Edge. Stuart Graham, the one-out formation and the revival and resource for digital education. Martin Levy, director of such a forbid study of behavioral sciences and Stanford, CASBIS as a professional,. you know, medical and scientist. I put a care boring academic, environmental social science. John Brockman: The answer is mathematically indeterminate because we don't have enough information. But it is something that can be statistically estimated.