Dick Hobbs, senior vice president and chief financial officer at Sensient Technologies Corp., will retire from the company in February 2015. Stephen Rolfs, Sensient’s current senior vice president of administration will take over the role. Mr. Hobbs served in the role since July 2000 and joined the company in 1973.   “Dick has been instrumental to the success of Sensient,” said Paul Manning, president and chief executive officer of Sensient. “The Company would not be where it is today without Di...