Chemo Valentine 7 Published March 19, 2017 at 2448 × 2448 in Siobhan Hebron’s “The Head and the Heart” at USC Keck ← Previous Next → The Head and the Heart. Siobhan Hebron. Hoyt Gallery. USC Keck School of Medicine. Cycle 11 Chemo Valentine no. 7 (Pain and Pleasure, still life inspired by Bob Flanagan and Sheree Rose), 2016, digital image. Photo Courtesy of the Artist.