Dr. Neilsen joined the faculty at Villanova University in 2017, after working as a NASA Hubble Postdoctoral Fellow (2014-2017) and Postdoctoral Associate in High-Resolution X-ray Astrophysics (2011-2012) at the MIT Kavli Institute for Astrophysics and Space Research. He holds a PhD in Astronomy from Harvard University, where he studied high-resolution X-ray spectroscopy of black holes and neutron stars. Joey is currently a member of the science team for NICER (a sensitive X-ray telescope on the International Space Station) and a member of the Feedback and Extreme Physics working groups for the Lynx mission concept (NASA’s large successor to Chandra), as well as the Physics of Accretion working group for Athena (ESA’s next-generation X-ray mission).