ALEXANDER KOSSIAKOFF (deceased) was a former Director and Chief Scientist of Johns Hopkins University Applied Physics Laboratory, and Program Chair of the MS program in Systems Engineering and Technical Management at Johns Hopkins University Whiting School of Engineering.

SAMUEL J. SEYMOUR, PHD, (retired) former Systems Engineering Program Vice Chair, Johns Hopkins University Whiting School of Engineering. He served as Systems Engineering Vice Chair under Professor Kossiakoff for over 15 years and was the lead author of the Second Edition.

DAVID A. FLANIGAN, PHD, is the Systems Engineering Program Vice Chair at Johns Hopkins University Whiting School of Engineering.

STEVEN M. BIEMER is a Professor at Johns Hopkins University Whiting School of Engineering where he teaches Systems Engineering courses. Professor Biemer assisted Professor Kossiakoff in developing the first edition of this book. Less