Every now and then a book is published that literally can and will change the trajectory of your life. This is a must read for the physician and the patient. The field of interventional endocrinology has advanced dramatically in the past decade exposing the numerous subtleties required for expert hormone replacement therapy. Jay has interviewed and assembled powerful insights into this field of endeavor, giving you, the reader, his years of expertise and authoritarian information that brings you to the pinnacle of TOT. Insights from numerous thought leaders with decades of clinical experience will educate, inform and enlighten. Welcome to the “Tip of the Spear”!