håkon schad bergsaker dept. of mathematics university of oslo office 608, n. h. abels hus phone (+47) 228 56198 email hakonsb(at)math.uio.no i recently finished my phd study in algebraic topology at the university of oslo. papers: -> homology operations in the topological cyclic homology of a point, joint with John Rognes, geometry & topology 14 (2010) 755-772 -> homotopy theory of presheaves of gamma-spaces, homology, homotopy and applications 11 (2009) no. 1 35-60 other stuff: -> oslo go club -> kung fu toa