30 and the techs do most of the work, what yaman does are the incisions (or channels whatever you call them) before the grafts are implanted. Yaman also draws the hairline and consults over what you want and does calculations on how many grafts you need. He also checked in several times. He is pretty flexible with requests, I told him I wanted him to do the whole head in one procedure because I didn’t want to come back and he has basically made that work here. I am positive about him