I gave an invited one-hour talk at a MAMLS Meeting (Washington DC, April 21-22, 2001). MAMLS is the Mid-Atlantic Mathematical Logic Seminar.
The title of my talk was Muchnik and Medvedev Degrees of Pi01 Subsets of 2omega. My transparencies are available in several formats: DVI, PDF, PS. My abstract is available in several formats: DVI, PDF, PS, HTML.
A list of my recent and upcoming talks is available.
My publication list is available.
I run FOM, an automated e-mail list for discussing foundations of mathematics.
t20@psu.edu / 24 April 2001