Senn will be glad to see that we haven’t forgotten him! (see this blog Jan. 14, Jan. 15, Jan. 23, and 24, 2012). He’s back on Gelman’s blog today .
http://andrewgelman.com/2012/02/philosophy-of-bayesian-statistics-my-reactions-to-senn/
I hope to hear some reflections this time around on the issue often noted but not discussed: updating and down dating (see this blog, Jan. 26, 2012).