Jeffrey A. Jansen is Senior Managing Engineer and a Partner. Jeff specializes in failure analysis, material identification and selection, and aging studies for thermoplastic materials, and has been solving polymer-related problems for 23 years. In that time, he has performed over 1200 failure investigations, both for industrial clients and as a part of litigation. Jeff served for two years as the Society of Plastics Engineers (SPE) ANTEC Technical Program Chair for and as Chairperson of the Failure Analysis and Prevention Special Interest Group. He has authored numerous articles and an ASM handbook chapter relating to failure analysis. Jeff is a regular presenter on the SPE webinar series, 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.