[1][2] Kerschbaumer was born in Garches near Paris where her Cuban father and Austrian mother were living to escape the Spanish Civil War.
In 1980, she publishing Der weibliche Name des Widerstands (The Feminine Name of Resistance) consisting of seven fictional accounts of women in concentration camps during the world war.
A combination of documentary literature and creative writing, the work appeared as a television film the following year and was published as a popular paperback edition in 1982.
Her third work, Schwestern (Sisters, 1982) is a novel tracing the experiences of several generations of an Austrian family as the events of the 20th century affect their lives.
[1] From 1992 to 2000, she wrote the three novels of the Die Fremde series, an autobiographical trilogy tracing the life of a girl born in the Austrian alps, who goes to France and England before studying Italian language and art in Tuscany.