Jeffrey A. Jansen is Senior Managing Engineer and a Partner at The Madison Group, an independent polymeric materials engineering and consulting firm. Jeff specializes in failure analysis, material identification and selection, as well as compatibility, aging, and lifetime prediction studies for thermoplastic and thermoset materials. He has been solving polymer-related problems for 23 years. In that time, he has performed over 3,350 investigations, both for industrial clients and as a part of litigation. Jeff is regularly presents educational webinars, covering a wide range of topics related to plastics failure, material performance, testing, and polymer technology. Jeff is a graduate of Carroll College and the Milwaukee School of Engineering.