After a relatively unassuming spell, which also included a severe injury, Dertycia moved to Spain, first with Cádiz CF, where he garnered a firm fanbase, being nicknamed Mister Proper due to the bald head he now sported (due to the resulting stress after the injury).
A native of Skiatook, Oklahoma, Ivy was part Native American and earned his nickname because of premature baldness during his playing days.
Quackwatch has also been cited or mentioned by journalists in reports on therapeutic touch, Vitamin O, Almon Glenn Braswell's baldness treatments, dietary supplements, Robert Barefoot's coral calcium claims, William C. Rader's "stem cell" therapy, noni juice, shark cartilage, and infomercials.