Gary Kumfert is one of the principal architects of the Babel language interoperability tool and the Scientific Interface Definition Language (SIDL); both of which are fundamental technologies of the CCA. In the CCTTSS (the SciDAC ISIC that promotes the CCA), Gary coordinates all the frameworks, tools, and infrastructure activities; roughly 1/4 of the ISIC's total effort. Gary Kumfert is a Computer Scientist at the Center for Applied Scientific Computing (CASC) at Lawrence Livermore National Laboratory. He earned his Ph.D. in Computer Science under Alex Pothen and a B.S. in Applied Math, both from Old Dominion University.