HAROLD R. BOOHER, PhD, is a consultant on human systems integration and MANPRINT applications to systems design, development, and assessment. Dr. Booher was the first Senior Executive (SES) Director of MANPRINT for the Department of the Army and is Editor of MANPRINT: An Approach to Systems Intergration. He has more than thirty-five years' experience in human factors and engineering in government, industry, and academic applications, and is a Fellow of the Human Factors and Ergonomics Society.