After the German reunification, he was a member of Alliance '90/The Greens. He was a friend of Günter Nooke, the founder of Democratic Awakening, and took part in political discussions on the future of the state. ĭuring the Fall of Communism, Marcus Kasner was involved in the opposition movement in East Germany in the same small circle as his sister as she started her political career. Kasner currently teaches at the Institute for Theoretical Physics at the Goethe University Frankfurt and lives in Darmstadt. He has published papers in journals such as Physical Review Letters, Physical Review and Physica. He earned his Habilitation with the dissertation Electronic correlation in the quantum Hall regime at the Otto von Guericke University Magdeburg in 2002. His early career paralleled that of his sister Angela like her he studied physics, earned a doctoral degree in physics (Dr.rer.nat.) and worked as a researcher at the German Academy of Sciences at Berlin.

Marcus Kasner (born 7 July 1957 in Perleberg) is the only brother of Angela Merkel and is a theoretical physicist. Willi Jentzsch, Senator in the Free City of Danzig Angela Merkel (née Kasner), Chancellor of GermanyĦ. Ludwig Kasner (born “Ludwik Kaźmierczak”)ġ.