llo <http://www.forbes.com/lists/2008/11/biz_powerwomen08_Jane-Mendillo_RM .html> President and chief executive, Harvard Management Co. U.S. 83 Janet L. Robinson <http://www.forbes.comilists/2008/11/biz_powerwomen08_Janet-L-Robinson_Q 622.html> President and chief executive, The New York Times Co. U.S. 15