PIs

SAO Astrophysicist, Lecturer in Astronomy, Harvard University 🔗
Status: unreviewed revisit date: None Application status: none LOR status: not_needed
Department(s)/lab(s): Astronomy | Johnson VLBI Group @ Harvard
Summary:

Johnson studies neutron stars and black holes via extreme-resolution VLBI imaging, including direct observation of magnetic fields and orbital dynamics near black-hole event horizons as part of the Event Horizon Telescope collaboration, pushing spatial resolution to the horizon scale.

Created at: July 9, 2026, 2:41 p.m. Updated at: July 9, 2026, 2:41 p.m. Metadata: Profile current as of Jul 2026, Harvard/CfA Dept. of Astronomy page.