08-10-2015, 04:02 AM
It does sound likely that it was him. The inaugural exhibition of the Arlen Specter Centre for Public Service at Philadelphia University (jokes about that title really write themselves) notes two speakers appearing circa the anniversary last year - Shenon with his volume, and former Warren Commission assistant counsel Howard P. Willens with HISTORY WILL PROVE US RIGHT.
http://www.philau.edu/spectercenter/singlebullet.html
http://www.philau.edu/spectercenter/singlebullet.html