About the Editors William D. Brown is a university professor and head of the Department of Electrical Engineering at the University of Arkansas. As a Member of the Technical Staff at Sandia Laboratories in Albuquerque, NM, from 1969-1977, Dr. Brown initiated Sandias research and development effort on metal-nitride-oxide-silicon (MNOS) device technology. After joining the faculty at the University of Arkansas in 1977, his nonvolatile semiconductor memory research concentrated on the synthesis and characterization of plasma-enhanced chemical vapor deposited (PECVD) silicon nitride for applicatio...