Pankaj K Mehrotra, Ph.D. is an Adjunct Professor at Saint Vincent College and University of Pittsburgh Greensburg, teaching Statistics. He also consults under PM Technology Management, LLC (PA). Previously, he taught Material Science at Westmoreland Community College and worked at Kennametal Inc. for 35 years in various capacities. He has worked with tungsten carbide, hard coatings and ceramic materials, both in development and application.