Faculty members held a teach-in on Feb. 11, 2013, to discuss climate change and divestment. A variety of related issues were addressed, and each speaker took questions following their remarks. In order, the speakers included Professor of English Literature Elizabeth Bolton; Morris L. Clothier Professor of Physics Peter Collings (8:40); Centenntial Professor of Economics Philip Jefferson (19:15); Professor of Economics Mark Kuperberg (30:20); Associate Professor of Political Science Cynthia Halpern (1:05); Associate Professor of Sociology Lee Smithey, associate professor of sociology (1:15); Professor of Religion Mark Wallace, professor of religion (1:37); Lang Research Fellow and Visiting Professor of Peace and Conflict Studies George Lakey,  (1:47); and Lang Visting Professor for Issues of Social Change Giovanna Di Chiro (1:57).