Terry Fruehling is Encore Semi Functional Safety Solutions Group Director, Fellow. Co-Editor in Chief of the JCAV. His 40-yr. engineering career includes positions with Medical, Automotive and Communication companies. He has served in many technical leadership positions for the design, development of mission critical systems, resulting in the production and deployment of more than ten million units related to safety critical systems (ABS electronic controllers, pressure transducers, speed/position sensors) for the automotive and medical industries. Medical based product release repertoire includes heart lung machines, kidney dialysis pumps, Cardioplegia machines and air bubble detectors. He holds nine functional safety patents which expanded the diagnostic monitoring and safety mechanism capabilities of embedded microcontrollers, such as the lock-step CPU/functional compare (w real-time BIST), data stream monitor and on chip instrumentation