Sigilon Therapeutics announced that Rogerio Vivaldi, M.D., has joined the company as Chief Executive Officer. Dr. Vivaldi joins the Sigilon team from Bioverativ, a Sanofi company. Paul Wotton, Ph.D., who has stepped back from the role of CEO to manage a family health issue, will remain with the company in an advisory capacity and will continue to hold a seat on the company's board. Under Dr. Vivaldi's leadership, Sigilon plans to move into the clinic and toward regulatory approval and commercialization of its multi-product pipeline. The company also plans to expand into new therapeutic disease areas, beyond its initial pipeline in diabetes, hemophilia and lysosomal storage disorders.