PTC Therapeutics, Inc. has promoted Emily Hill to chief financial officer. Ms. Hill joined the company in November 2013 and was most recently senior vice president and head of Investor Relations. Prior to joining PTC Therapeutics, Emily was director of Investor Relations of Warner Chilcott where she was responsible for leading the function. Additionally, Ms. Hill was senior manager of Investor Relations at Genzyme Corp. Prior to Genzyme, she was a Biotech Equity Research Associate at Summer S...