OPEN MINDS The Behavioral Health & Social Service Industry Analyst Cover A Briefing History of Technology & Change 1901: First Radio Signal Broadcast 1908: Model T Ford Introduced 1937: Photocopier & Jet Engine 1940: First Color Television 1946: Microwave Oven 1941: First Computer Controlled by Software  1942: First Nuclear Chain Reaction 1944: Kidney Dialysis Machine 1947: Mobile Phone & Transistor Invented 1950: First Credit Card (Diners) Introduced 1953: Transistor Radio Introduced by Texas Instruments 1954: Oral Contraceptives Invented 1956: First Computer Hard Disk Used; Liquid Paper Invented 1959: Internal Pacemaker & . . .