[1] She wanted to be a dancer, but her parents were strongly opposed, so she began studying[2] chemistry at the National Autonomous University of Mexico before changing her academic direction.

[3] Seligson studied Spanish and French Literature at the National Autonomous University of Mexico (UNAM) and earned a Master's in art history at the Instituto de Cultura Superior (Institute of High Culture).

In her 1984 book, Diálogos con el cuerpo she looks at the body, the heart, lungs, stomach, as a lover, in a sensual discovery of their sensations.

She translated the work of Romanian philosopher Emile Michel Cioran;[7] Egyptian Jewish poet,[8] Edmond Jabès; Emmanuel Levinas; Virginia Woolf; and Marguerite Yourcenar, as well as others.

[4] She was made a fellow of the Mexican Center of Writers[7] in 1969, served as project coordinator of the Directorate General of Popular Culture from 1977 to 1979 and was on the editorial board of the magazine Escénica, published by UNAM.