Claim: Uwe Jannsen studied at the University of Hamburg in 1978 before moving on to a postdoc at Harvard during 1983 to 1984.
Evidence: Jannsen studied mathematics and physics at the University of Hamburg with Diplom in mathematics in 1978 and with Promotion (PhD) in 1980 under Helmut Brückner and Jürgen Neukirch with thesis Über Galoisgruppen lokaler Körper (On Galois groups of local fields). In the academic year 1983–1984 he was a postdoc at Harvard University.