Karin Michaëlis was a celebrated novelist, short-story writer, author of a widely translated 1930s series of children's books with the eponymous heroine, Bibi, and a journalist and lecturer, who wrote and spoke especially on feminist and antifascist subjects. Yet, as did the writing of many gifted women writers, her work disappeared from view until rediscovered in the 1980s and 1990s by feminist scholars. Michaëlis's most famous novel, Den farlige Alder: Breve og Dagbogsoptegnelser (1910; translated as The Dangerous Age: Letters and Fragments from a Woman's Diary, 1911), dramatizes women's concerns for equality on social and cultural grounds and sold more than one million copies. It was made into two movie versions, one in German and one in Danish. Republished in English in 1991, The Dangerous Age once again attracted the acclaim and controversy that marked its original publication. A hallmark of European modernism in its experimental form...