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    17. avatar

    Carl Sagan

    c/carl-sagan

    Carl Edward Sagan was an American astronomer, planetary scientist and science communicator.

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    All mentions

    Paul Ehrlich

    1 mention across 1 talk in Carl Sagan

    More from Paul Ehrlich
    Is There Intelligent Life on Earth?1 mention
    7:08

    …an analysis of the global effects of nuclear war. Here is another Stanford Connection. Two of Carl's Co Authors were Paul Ehrlich and Donald Kennedy: Cosmos, the book and the Emmy and Peabody award winning television series that influenced an unprecedented…