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Dr. Phil Plait
Dr. Phil Plait. Dr. Plait is also know as “The Bad Astronomer.” He has been on “The Late Show with Craig Ferguson,” was the host of Discover’s “Bad Universe,” a consultant on “Nova,” is a columnist for Slate.com, and is the author of three books including “2^7 Nerd Disses.” Dr. Plait is also Dave’s cousin. On location in Boulder, Colorado.