In July, 2010 he published a new book entitled A Journey Through the Systems Landscape (ISBN978-1-84890-010-3) with College Publications. The book provides a comprehensive discipline-independent approach to learning to "think" and "act" in terms of systems.
He is a Fellow of ACM, Fellow and Life Member of the IEEE, and Fellow of the International Council on Systems Engineering INCOSEIEEE Charles Babbage Computer Pioneer and INCOSE Systems Engineering Pioneer.
Bud died in Stockholm on June 10, 2019, after a period of illness.[5]
6. Alvaro Videla. Kateryna L. Yushchenko — Inventor of Pointers (Dec 8, 2018). A Computer of One's Own Pioneers of the Computing Age https://medium.com/a-computer-of-ones-own/kateryna-l-yushchenko-inventor-of-pointers-6f2796fa1798