Alan Dundes, “Couvade in Genesis,” in I. Ben-Ami and J. Dan, eds., Studies in Aggadah and Jewish Folklore, Folklore Research Center Studies VII (Jerusalem: Magnes Press, 1983), pp. 35–53 (see in particular pp. 47–53). Full disclosure: In the late 1960s, while a graduate student at Berkeley, I sat in irregularly on two of Dundes’s courses: “Introduction to Folklore” and “Fairy-Tales.”