John Lenss has worked with developing new products since 1985. Very early on in his career he was tasked with making sure the products he worked with were highly reliable. John has worked in many different industries from defense to medical devices; from power supplies, to digital signal processing. Mainly working on the microelectronics and software sides of the product, in a reliability/quality function.  John holds a Bachelor of Science Degree in Physics and a Master’s Degree in Counseling.  He is a Senior Member of American Society for Quality.  John has taught courses on many different topics including, Lean Six Sigma tools, Fault Tree Analysis, process capability, HALT, HASS, HASA, FMEA, and FMECA to name a few. John has written test plans at the unit test and system test levels. He has written quality and reliability plans and developed systems to measure the effectiveness of product modifications in the field to monitor both quality and reliability. He is the author of numerous articles for publication and has written over 90 test plans plus he has spoken at dozens of national and international conferences.