Avidity Biosciences, a private biotech in La Jolla, CA, on Tuesday announced that it has brought aboard Sarah Boyce as its president and CEO. Last month Boyce left her position as president of rare disease drug developer Akcea Therapeutics (NASDAQ: AKCA)—a Boston-based spinout of San Diego’s Ionis Pharmaceuticals (NASDAQ: IONS)—as part of an unexplained management […]