Wang, who also conducted her research as a PhD student at the Siegel Labs and works at the biotech company Ataria Biotherapeutics. Quote These two papers are not only great science, but they're also a clear example of Neil Siegel's enduring legacy as an exceptional mentor to the next generation of stem cell researchers. End quote. That according to Gage Crump, a co author on both papers, and the interim chair at USC's Department of Stem Cell Biology and Regenerative Medicine at the Keck School of Medicine at USC