Jojo and Winnie Sister Stories Author:Marilyn Sachs JoJo and Winnie are sisters who don't always get along. JoJo is embarrassed by her little sister in public, and Winnie thinks that her big sister is a bossy know-it-all. They both wish the other would just go away, but when it really matters, JoJo and Winnie know that a sister can be a best friend. — "Sisterhood is indeed powerful in this comfort... more »ing, gently amusing yarn."