This German physicist and philosopher had a daughter, Bertha Elisabeth Freiin, in 1940.
Elisabeth Raiser Elisabeth Raiser (born as Bertha Elisabeth Freiin von Weizsäcker in Zürich on 18 August 1940) is the daughter of Carl Friedrich von Weizsäcker and a former President of the German Evangelical Church Assembly. Her husband is Reverend Dr. Konrad Raiser.
Holger Bech Nielsen Holger Bech Nielsen (born 25 August 1941, Copenhagen) is a Danish theoretical physicist, Professor emeritus at the Niels Bohr Institute, at the University of Copenhagen, where he started studying physics in 1961.