Kirk Jeffrey

Taught at Carleton, 1970-2008.  Harvard B.A., Stanford M.A., Ph.D.
U.S. history 1848-present; technological change, medicine, business corporations in American history.  Books: Understanding Quantitative History, co-author with Loren Haskins (MIT Press & McGraw-Hill, 1990); Machines in Our Hearts: The Cardiac Pacemaker, the Implantable Defibrillator, and American Health Care (Johns Hopkins University Press, 2001).