Alliant Techsystems Inc. announced that Stephen S. Clark will serve as Vista Outdoor Inc.'s Senior Vice President for Human Resources and Corporate Services. Mr. Clark will have overall responsibility for all human resources functions, including strategic human resource planning, compensation and benefits, human resources shared services, organizational development, talent management and corporate services including security services and facilities. Most recently, Mr. Clark served as Senior Vice President and Chief People Officer for the H.J. Heinz Company.

He joined Heinz in 2002 and held various and increasing leadership roles within the human resources function. Mr. Clark was the director of staffing for the Salt Lake Organizing Committee (SLOC) for the 2002 Olympic and Paralympic Winter Games from 1998-2002. He also served in human resources management positions for Pizza Hut Inc. from 1995-1998.