Joseph Léonce Di Mambro (19 August 1924 – 5 October 1994) was a French esotericist who founded and led the Order of the Solar Temple alongside Luc Jouret. Di Mambro had been associated with a variety of esoteric groups before founding OTS.

Anthony Edward Sowell (August 19, 1959 – February 8, 2021) was an American serial killer and rapist known as The Cleveland Strangler. He was convicted in 2011 of murdering 11 women whose bodies were discovered at his Cleveland, Ohio, home in 2009.