Complex sentence: He is a senior fellow at the Foreign Policy Research Institute, located in Philadelphia, PA, and president of McGann Associates, which is a program and consulting firm which specializes in the issues that think tanks, policymakers, international organizations, and philanthropic institutions face.
Split into simpler sentences: He is a senior fellow at the Foreign Policy Research Institute, located in Philadelphia, PA. Additionally, he is the president of McGann Associates, which is a consulting firm that specializes in the issues that think tanks, policymakers, international organizations, and philanthropic institutions face.