Postal mail today brought me the latest issue of the IEEE Computing Edge magazine, which presents short articles from other recent IEEE publications. In it, there is an article with numerous mentions of Doug McIlroy, early Unix, software tools, and software modularization: Gerard J. Holzmann Software Components IEEE Computing Edge 5(7) (July 2019) 38--40 https://ieeexplore.ieee.org/document/8354432 [republished from IEEE Software 35(3) (May/June 2018) 80--82] ------------------------------------------------------------------------------- - Nelson H. F. Beebe Tel: +1 801 581 5254 - - University of Utah FAX: +1 801 581 4148 - - Department of Mathematics, 110 LCB Internet e-mail: beebe(a)math.utah.edu - - 155 S 1400 E RM 233 beebe(a)acm.org beebe(a)computer.org - - Salt Lake City, UT 84112-0090, USA URL: http://www.math.utah.edu/~beebe/ - -------------------------------------------------------------------------------