William Wimsatt (Minnesota & also emeritus here at Chicago) comments on Richard Lewontin's legacy and his influence, in particular, on philosophy of biology.
(Biologist Gregory Mayer, who kindly flagged this essay for me, points out that, "Philip Kitcher was not a guest in Dick’s lab, but in Steve Gould’s area. Philip, though, was acquainted with and interacted with people throughout the Museum of Comparative Zoology.")