Are you the oldest, middle, youngest, or only child? Discover how your sex and position in the family affects your personality, career, relationships, and parenting. Understand the influence of birth order Learn from the shape of a family Between each birth, the family undergoes a reshaping. The experiences of a first child or an only child are very different from those of a youngest child with three siblings. Each person's position within the family affects the way he or she will think and act as an adult. This updated, new edition includes: What effect your sex and the sex of your siblings has on your birth order characteristics How understanding birth order can make you a better parent and partner Discover how your birth order affects your career