Dr. Paul Herscu is an internationally speaker , lecturer in Europe as well as the United States.He has authoured many books , among them his first book The Homeopathic Treatment of Children, Pediatric Constitutional Types, has become the standard pediatric text for colleges in the United States and abroad. His second book, Stramonium, with an Introduction to Cycles and Segments, delineates Dr. Herscu’s ideas about homeopathy and explains his way of taking and analyzing cases in a system dynamics fashion, through cycles and segments. His articles has appeared in many scientific journals. Paul’s system is so valuable that it’s been incorporated into a special module for RADAR software, giving the software user a systematic way of questioning their patient in order to gain deeper insight into their symptoms.