Professor Emerita of Astrophysical Sciences, Princeton University

Research Physicist, Princeton University

Science Institute, University of Iceland

Laboratoire Univers & Particules de Montpellier

Professor of Astronomy and Astrophysics, Australian National University

Professor of Astronomy, University of Massachusetts, Amherst

The Chinese University of Hong Kong

Professor of Astrophysical Sciences, Princeton University

Senior Staff Scientist, IPAC, Caltech

Curators' Distinguished Professor, University of Missouri, Columbia, MO 65211, USA