CAMBRIDGE, Mass.--(BUSINESS WIRE)--Vertex Pharmaceuticals Incorporated (Nasdaq: VRTX) today announced that David Altshuler, M.D., Ph.D., joined its board of directors as an independent director. Dr. Altshuler was appointed to the class of directors whose term expires in 2015. With the addition of Dr. Altshuler, the Vertex board consists of 9 members.