“…The discovery process spanned the years 1901–65 resulting in the identification of benzoyl peroxide as an efficacious drug in the treatment of acne. While Gruber 5 Fishman 4 Frank 6,7 Pace 2 and Petrou 7 can be considered the “fathers” of the modern use of benzoyl peroxide in the treatment of acne, the status of “grandfather” can be bestowed on Kastle 8 Loevenhart 8,9 Lyons and Reynolds 10 and Peck and Chagrin 11 .…”