Thousands of books have examined the effects of parents on their children. What are the effects of children on their parents? In All Joy and No Fun, award-winning journalist Jennifer Senior tries to tackle this question, isolating and analyzing the many ways in which children reshape their parents’ lives, whether it’s their marriages, their jobs, their habits, their hobbies, their friendships, or their internal senses of self. She argues that changes in the last half century have radically altered the roles of today’s mothers and fathers, making their mandates at once more complex and far less clear.