Is This a Phase?

Helen F. Neville, BS, RN, is a nurse and a parent educator. She is the author of What to Do About Sleep Problems in Young Children and a coauthor of Mommy! I Have to Go Potty! and Temperament Tools.

Jenny Williams is a former commercial artist, working on advertisements, fashion, magazines, and book jackets. She is the illustrator of 25 Things to Do When Grandpa Passes Away, Mom and Dad Get Divorced, or the Dog Dies.