%0 Journal Article %T ‘‘To teach or not to teach,’’ Freeman J. Dyson’s acceptance speech for the 1991 Oersted Medal presented by the American Association of Physics Teachers, 22 January 1991; %A Dyson, Freeman J. %J American Journal of Physics %V 59 %N 6 %P 491-495 %@ 0002-9505 %D 1991-06-01 %I American Association of Physics Teachers %~ DeepDyve