University College London

Associate Professor, Lehigh University

Research Professor of Astronomy, California Institute of Technology

Professor of Astrophysics, Chungnam National University

Weights & Biases, Inc. Past: Caltech, Joint Institute for VLBI ERIC

Division of Particle and Astrophysical Science, Nagoya University (Associate Professor)

Associate Professor - Dept. of Physics, University of Naples Federico II

Department of Electrical Engineering, University of Chile

Departamento de Astronomía, Universidad de Chile

University of Austin