In 1970, during my chief residency year, the late J. Hartwell Harrison asked me to review the three-volume third edition of Campbell and Harrison's Urology and write a final chapter entitled "Controversy and Perspective in Urology."1 I certainly did not predict all of the important changes that have occurred in our specialty in the past two decades—endoscopic and extracorporeal lithotripsy, continent urinary diversion, the whole new specialty of impotence evaluation and management, to mention just a few. However, the exercise was certainly worthwhile, not the least in helping to prepare for the American Board of Urology examination!
Adult and Pediatric Urology is a new undertaking with a different editorial complement than the last (fifth) edition of Campbell's Urology published in 1986. In keeping with the tradition established by Meredith Campbell, I have asked my current residents to critique Adult and Pediatric Urology "from the modern perspective of a urologic