Jack Martin is best known for his incredible hair color transformations--helping clients embrace their natural gray hair. But he didn't set out to be the Gray Makeover guy, it was a client who believed in his skills as a colorist that made him unlock his true color potential. Now, Jack's entire life has changed. Clients from all over the country (and beyond!) flock to his Tustin, California, salon for Jack to work his color magic--including celebrities like Jane Fonda and Sharon Osbourne. In these 30 minutes with R+Co's Alison Alhamed, hear what he's learned along the way, his tips for making the gray transformation seamless (as well as how to set yourself up for success--hello, waivers!) and insight into his formulation process.