At first glance he looks to be a rather scruffy and unkempt elderly chap but behind the heavy glasses there are two twinkling eyes that reveal more than you can imagine. Indeed, appearances can be deceiving as this retired RAF Technician could have well been a steely eyed missile man as he controlled military satellites around during the Cold War. Meet my mate Matt!
Images under Creative Commons licence with thanks to Nigel Chadwick, NRAO/AUI, Saber1983, the Smithsonian National Air and Space Museum, Dale Griffin USGS, then Science Museum and NSAS.