Eric Stach is a Professor in the Department of Materials Science and Engineering at the University of Pennsylvania. He received his B.S.E from Duke University, M.S.M.S.E. from the University of Washington, his Ph.D. in Materials Science and Engineering from the University of Virginia. He has held positions as Staff Scientist and Principal Investigator at the National Center for Electron Microscopy at the Lawrence Berkeley National Laboratory, as Associate, then Full Professor at Purdue University, and as Group Leader at the Center for Functional Nanomaterials at the Brookhaven National Laboratory. He is a Co-founder and Chief Technology Officer of Hummingbird Scientific. He is also Secretary of the Board of Directors for the Materials Research Society.