"In Our Time" (BBC Radio 4) on Alfred R. Wallace (and Darwin, evolution etc): I'm not picking on a slip here - every broadcaster makes them and maybe my ears deceived me anyway - but "professor of cockroaches and related instincts"? Now that does sound interesting, Melvyn.
Soon Steve Jones has us wandering (or was it wondering?) in the philosophical fog - but it is still great stuff, if it is the sort of stuff you like.
All women experts last week on literature but none this on evolution.