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Stephen Spiegelberg is the Chief Science Officer and President of Cambridge Polymer Group, a contract research laboratory specializing in materials and test methods for various industries. Additionally, Stephen is an ASTM Member-at-Large and Fellow at ASTM International, focusing on medical devices. Previously, Stephen founded Hydrospine, Inc. and worked at Harvard University as a Research Fellow. Stephen holds a Ph.D. in Chemical Engineering from Massachusetts Institute of Technology and a B.S. in Chemical Engineering from the University of Wisconsin-Madison.