During October 28-29, 2006 I will attend a regional meeting of the American Mathematical Society in Storrs, Connecticut.

As part of a special session
on *Computability
Theory* in honor of Manuel Lerman's retirement, I will give a
talk on *Mass Problems and Hyperarithmeticity*.

My abstract is available: PDF, PS, DVI.

A list of my recent and upcoming talks is available.

My publication list is available.

t20@psu.edu / 6 September 2006