Key Selling Points Part of the bestselling Just Enough series, What Makes Us Unique? explores the concept of diversity in a simple and straightforward way. Written in a question-and-answer format, this book empowers parents and caregivers to start conversations about a subject that's often difficult to talk about. Dr. Jillian Roberts has been working with children for over 20 years, first as a teacher, then as a child psychologist. Now available for the first time in paperback.