Fiesta Restaurant Group, Inc. announced that Nancy Clark has joined the company as Vice President - Chief People Officer, effective January 10, 2013. Ms. Clark is a highly-regarded Human Resources business leader with over 15 years of experience at several high profile and diverse organizations, including J.C. Penney Corporation, PepsiCo, Inc. and General Electric Company. Most recently, Ms. Clark served as Division Vice President, Human Resources, Global Supply Chain Operations and International Divisions at J.C. Penney.