[2010-04-19]. (原始内容存档于2012-07-22). The John D. and Catherine T. MacArthur Foundation. Meet the 2001 MacArthur Fellows. [2013-07-01]. (原始内容存档于2013-09-16)
(原始内容存档于2011-04-16). The John D. and Catherine T. MacArthur Foundation. Meet the 1998 MacArthur Fellows. [2013-07-01]. (原始内容存档于2014-07-29). Read "Nature