Complex sentence: He has taught at the ETH in Zurich and the EPFL in Lausanne as well as the University of Pennsylvania in Philadelphia, Dublin and Naples, in Virginia, Copenhagen and at the BAUHAUS in Weimar, at Kansas State University and at the CUA University in Washington.
Split into simpler sentences: He has taught at the ETH in Zurich and the EPFL in Lausanne as well as the University of Pennsylvania in Philadelphia, Dublin and Naples, and in Virginia and Copenhagen. And at the BAUHAUS in Weimar, at Kansas State University and at the CUA University in Washington.