She was president of the Norwegian Association of Female Lawyers from 1960 to 1962 and president of the Norwegian National Women's Council from 1973 to 1979. She represented that organization at the World Conference on Women held in Mexico City in 1975. She was also active in the Norwegian Association for Women's Rights. Beer was considered to be rather conservative; she was known in the 1970s as an opponent of liberalizing abortion law, as well as an opponent of pornography.