Judy Harris Helm heads her own educational
consulting and training company, Best Practices, Inc., in
Brimfield, Illinois, USA.
Lilian G. Katz is past president of the National Association for the Education of Young Children (NAEYC) and professor emerita at the University of Illinois, USA.
Everything you could possibly need to start a project is covered in this book, so start investigating! --Association for Childhood Education International (of first edition)