A S Byatt 
Babel Tower 

After her husband becomes violent, Frederica Potter flees with her young son to London. There, she secures a teaching position in an art school, and finds herself surrounded by painters and poets with dreams of rebellion. Then Frederica meets Jude Mason, the strange and charismatic author of a wildly controversial novel. When her husband files for divorce and Jude becomes the target of a high-profile court case, Frederica’s life threatens to spiral out of control.
THE THIRD FREDERICA POTTER NOVEL