Jacqueline Feldman (born August 8, 1936) is a French sociologist and author. She worked as a researcher for the French National Centre for Scientific Research until retirement in 2001, but has continued to publish until 2020. She co-founded FMA (Féminin, Masculin, Avenir), one of the ancestors that later would become Mouvement de libération des femmes in 1970. Biography Early life Jacqueline Feldman was born in Paris of secular Polish Jewish immigrants, her father working as a tailor. Her parents moved to Paris from Łódź at the end of the 1920s . She has an older sister, born in 1932. During the second world war, the family moved from Paris to Noirétable in order to avoid the Nazis. After the war, the family returned to Paris. Early professional career as physicist After getting a job at the CNRS i 1956, she would be sent to the Niels Bohr Institute in Copenhagen where she started a French doctoral PhD in theoretical physics with Ben Roy Mottelson as advisor. She would meet her future husband Hallstein Høgåsen here. In 1961 she published a paper that would later be cited by Mottelson in his Nobel lecture (1975). The final paper of her French doctoral thesis was published in 1963. She worked as a physicist at Norwegian Institute of Technology (1963–64) and at the CERN (1964–67). Professional career as a sociologist In 1968 she would switch professionally from theoretical physics to sociology. She had always been interested in sociology, an interest that was enhanced by the political events in Paris in 1968. The sociologists at CNRS were in need of people with strong mathematical background, permitting her to work with them. Witnessing the very different ways of thinking in the hard and soft sciences , she developed epistemological reflections about it. as well as comments on the Sokal affair She also worked on the taboos of sexuality, feminism, and women in science. FMA In 1967 Feldman and Anne Zelensky founded the FMA. The abbreviation was originally Féminin, Masculin, Avenir (Feminine, Masculine, Future). As one of several groups, FMA would in 1970 becomeMLF. While the other ancestors of the MLF were purely focused on women's rights and emancipation, the FMA originally had members of both genders and had a focus on women and men collaborating for a better society and relationship between genders. It would after the events of May 1968 become a women-only group with