Harriet Lau received her M.Sc. in geophysics from Imperial College London in 2012, which included a year of study at the Massachusetts Institute of Technology. She is currently working toward a Ph.D. in geophysics under the supervision of Jerry Mitrovica at Harvard University in Cambridge, Mass. Her research interests include ocean and solid earth tides, glacial isostatic adjustment, and the anelastic and viscous structure of the Earth.
Joseph O’Rourke received his B.S. in astrophysics and geology from Yale University in 2012 and an M.S. in planetary science from the California Institute of Technology in 2014. He is currently working toward a Ph.D. in planetary science under the supervision of David Stevenson at the California Institute of Technology in Pasadena. His research interests include the history of Earth’s magnetic field and volcanism on Venus, the interiors of icy satellites, and exoplanets.