Conventional wisdom holds that television was a co-conspirator in the repressions of Cold War America, that it was a facilitator to the blacklist and handmaiden to McCarthyism. But Thomas Doherty argues that, through the influence of television, America actually became a more open and tolerant place. Although many books have been written about this period, Cold War, Cool Medium is the only one to examine it through the lens of television programming.

To the unjaded viewership of Cold War America, the television set was not a harbinger of intellectual degradation and moral decay,...