Hagen Kleinert

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Hagen Kleinert
Photo taken in 2006
Born	(1941-06-15) 15 June 1941 (age 83) Festenberg, Germany (now Twardogóra, Poland)
Alma mater	Leibniz University Hannover University of Colorado, Boulder
Known for	Path integrals in polymer science World crystal Variational perturbation theory Duru–Kleinert transformation
Awards	Max Born Prize (2008) Majorana Prize (2008)
Scientific career
Fields	Theoretical physics
Institutions	Free University of Berlin

Hagen Kleinert (born 15 June 1941) is professor of theoretical physics at the Free University of Berlin, Germany (since 1968), Honorary Doctor at the West University of Timișoara, and at the Kyrgyz-Russian Slavic University in Bishkek. He is also Honorary Member of the Russian Academy of Creative Endeavors^{[permanent dead link‍]}. For his contributions to particle and solid-state physics he was awarded the Max Born Prize 2008 with Medal. His contribution^[1] to the memorial volume celebrating the 100th birthday of Lev Davidovich Landau earned him the Majorana Prize 2008 with Medal. He is married to Dr. Annemarie Kleinert since 1974 with whom he has a son Michael Kleinert.