DePaul University has publicised Prof. Patty Gerstenblith's appointment to Chair CPAC with this video. See
http://www.youtube.com/watch?v=YC2nxgxhHSo&feature=related
While I don't agree with many of Prof. Gerstenblith's views, one has to acknowledge her considerable expertise in the area from an archaological perspective and the big impact she has made in what actually is a rather small field of study.