Elke Zuercher-White, PhD received her degree from the University of Louisville, Kentucky and has been specializing in anxiety disorders for over fifteen years. She is certified in the psychosocial treatment of panic disorder by Psychosocial Therapeutic Systems and in group psychotherapy by the National Registry of Certified Group Psychotherapists (affiliated with the American Group Psychotherapy Association). She is a pioneer in the use of group therapy to treat panic disorder and has given numerous addresses and training workshops on anxiety disorders throughout North and South America. She has been on the staff of the Kaiser Permanente Medical Group since 1981 and maintains a private practice in the San Francisco Bay Area. She is the author of An End to Panic and The Agoraphobia Workbook.