The Chronicle of Higher Education has published an excerpt from a new memoir by Christina Crosby, professor of English, professor of feminist, gender and sexuality studies. The book, A Body, Undone: Living On After Great Pain, is due out later this month from NYU Press. Crosby tells the story of how her life changed after a bicycle accident in 2003, just after her 50th birthday, left her paralyzed. According to the publisher, "In A Body, Undone, Crosby puts into words a broken body that seems beyond the reach of language and understanding. She writes about a body shot through with neurological pain,…