Susan Shapiro Barash is an American author of thirteen nonfiction women's issue books including Tripping the Prom Queen, Toxic Friends, and You're Grounded Forever, but First Let's Go Shopping. She writes fiction under her pen name Susannah Marren. Her novels are Between the Tides, A Palm Beach Wife, and A Palm Beach Scandal. Susan's books focus on the gender divide, how women are positioned in our society and their innermost feelings about themselves as daughters, mothers, sisters, friends, wives, mothers-in-law, daughters-in-law, rivals, colleagues, and lovers.