People     Gregory A. King Vice President of Sales and Marketing   Joel G. Neilsen Manager, Technical Service   Peter D. Cameron Technical Service Representative   Randy S. Heldman Regional Sales Manager   David L. Hawley Regional Sales Manager   Michael S. Widmor Regional Sales Manager   Benny J. Bennett Regional Sales Manager   Leszek Nikiel Manager, Research Center   Wesley A. Wampler, Ph.D. Vice President, Research & Development