April 10, 1980

Dr. Joshua Lederberg
President
Rockefeller University

Dear Josh,

Following up on our conversation of yesterday i
I am writing to ask that Dr. Manfred Kochen of the Mental
Health Research Institute of the University of Michigan
be appointed Visiting Professor at The Rockefeller
University for the period of September 1, 1980 to
February 28, 1981.
The appointment is to be without salary,
and during his stay Dr. Kochen will be associated
with my group here.
With best regards, I am,

Yours,

Cl-TS