Along with his friend Allen McClelland and his Virginian & Ohio, Koester popularized the idea of proto-freelancing with his HO scale model railroad, the Allegheny Midland. At Purdue University in the early 1960s, he studied electrical engineering, communication, and art.
Koester, along with his friend Allen McClelland and his Virginian & Ohio, helped popularize the notion of freelance work before it was widely accepted. He showcased this idea through his HO scale model railroad, the Allegheny Midland. At Purdue University in the early 1960s, he pursued studies in electrical engineering, communication, and art.