Massachusetts Institute of Technology, January 2007

I am Stephen G. Simpson, a mathematician at the Pennsylvania State University.

On January 21, 2007 I will give an invited 50-minute talk at the Massachusetts Institute of Technology as part of a small conference, Topics in Computability, in honor of Richard Shore's 60th birthday. The title of my talk will be

Mathematics and Pi^1_2 Comprehension.

A list of my recent and upcoming talks is available.

My publication list is available. / 17 January 2007