Dr Robin Unger, Dr Walter Unger and Dr Carlos Wesley describe in this article the theoretical as well as practical approaches to hair transplant surgery.The unique aspect of this article is that it encompasses the considered views of three pre-eminent surgeons:Dr Walter Unger, a pioneer in our field, with invaluable experience that importantly impacts surgical planning and techniques that stand the test over time; Dr Robin Unger, who was trained by her father almost 20 years ago, and brings her unique surgical artistry and past experience as a technician; and Dr. Carlos Wesley, who was trained by the Drs Unger, and stood out as such an impressive Fellow, that he was selected to work alongside them in their practice. This comprehensive chapter in Grabb and Smith’s textbook covers all aspects of hair transplant surgery including surgical planning, donor extraction and closure, FUE, recipient sites, eyebrow transplantation, revisions of older transplants and scars, and some innovations in the field of hair restoration surgery.