Following the Evolution of High-Frequency Electronics: From Diodes to Transistors — A Memorial to the Life of Dr. Robert J. Trew (1944–2019)

This article is a memorial to the life of Dr. Robert J. Trew (December 8, 1944 – February 24, 2019). It follows his technical work as his research interests evolved along with the progression of the field of active RF and microwave semiconductor devices from 1960s to 2019. The article also includes brief personal reminiscences and recollections about his extensive services rendered to academia, government, and the professional society in a variety of capacities.