Joseph Turgeon has been promoted to president and chief operating officer at Spectrum Pharmaceuticals. Also, Thomas Riga will take over for Mr. Turgeon as senior vice president, chief commercial officer. Mr. Riga previously served as vice president, corporate accounts. Mr. Turgeon joined the company in October 2012 and has more than 30 years of pharmaceutical sales experience. Prior to joining the company, he spent 22 years in various executive leadership roles at Amgen, most recently as vice p...