|Other Retailer||Price Checked Time||Their Price in AUD||Our Price|
|Amazon UK||today||40.5||$20.38||You save $20.12|
|Amazon US||today||27.31||$20.38||You save $6.93|
|Book Depository US||today||20.44||$20.38||You save $0.06|
TAMAR E. CHANSKY, Ph.D., is the founder and director of the Children's Center for OCD and Anxiety, and a member of the OC Foundation, the Anxiety Disorder Association of America and the American Psychological Association. She offers expert guidance on-line and in the newsletter for the OC Foundation. She lives with her husband and daughter in Philadelphia, Pennsylvania.