As part of PBS's coverage of the 2009 South by Southwest (SXSW) Interactive & Film conference, we asked video blogger Zadi Diaz to interview the two industries' most influential & creative leaders. Here, Zadi interviews — — Pat Aufderheide founder and director of the Center for Social Media. For more on PBS & SXSW, go to http://www.pbs.org/sxsw Author: PBS Keywords: PBS SXSW South by Southwest Zadi Diaz Pat Aufderheide Added: March 19, 2009