http://www.stat.columbia.edu/~gelman/stuff_for_blog/susie.pdf http://www.stat.columbia.edu/~gelman/stuff_for_blog/susie.pd... - it's the paper. http://andrewge

http://www.stat.columbia.edu/~gelman/stuff_for_blog/susie.pdf http://www.stat.columbia.edu/~gelman/stuff_for_blog/susie.pd... - it's the paper. http://andrewgelman.com/2005/08/05/dennis_the_denv/ http://andrewgelman.com/2005/08/05/dennis_the_denv/ - short summary.