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What do biology, human history and the promiscuity of bonobos reveal about monogamy? Experts and everyday couples weigh in on shifting cultural norms.
Penilaian film: 7.3 / 10 (442)
Sutradara: Joe Posner
Penulis: Joe Posner
Pemeran: Maria Bello - Dan Savage - Stephanie Coontz - Christopher Ryan - David Barash