Dr. Mike Shepard is an aerospace metallurgist, specializing in fatigue and fracture. Dr. Shepard spent 16 years at Air Force Research Laboratory in Dayton, Ohio where he led the Behavior and Life Prediction Section and ultimately the Aircraft Structures Technology Branch. During his time in these organizations, he led efforts to both develop new technologies and solve field issues for turbine engines and airframe structures. Dr. Shepard was most recently with MTS Systems where he ran their Aerospace Testing business and served as the co-chair of the Additive Technologies Team. He now leads 3D Systems’ Aerospace & Defense Segment, helping customers rapidly design and produce additively manufactured components for aerospace and defense applications, accelerate the certification process, and optimize their entire supply chain.