Horizon, Season 49, Episode 17, What Makes Us Human?
directed by Toby MacDonald, fl. 2002; presented by Alice May Roberts, 1973-; with Michael Tomasello, 1950-; produced by Toby MacDonald, fl. 2002, in Horizon, Season 49, Episode 17 (London, England: BBC Worldwide, 2013), 57 mins
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