| Doering, Ryan Lee | Parameterizing the dust around Herbig Ae/Be stars: Multiwavelength imaging, radiative transfer modeling, and near-infrared instrumentation | 2008 | University of Illinois at Urbana-Champaign | TRECS | USA |
| Foley, Ryan Joseph | Type IA supernova evolution and dark energy | 2008 | University of California, Berkeley | GMOS-N/GMOS-S | USA |
| Fu, Hai | Extended emission-line regions: Remnants of quasar superwinds? | 2008 | University of Hawaii | GMOS-N | USA |
| Jiang, Linhua | Evolution of the quasar population at high redshift | 2008 | The University of Arizona | GNIRS/NIRI | USA |
| Dage, Kristen C. | Long term optical and X-ray mointoring of black hole candidates in extragalactic globular clusters | 2020 | Michigan State University | GMOS-S | USA |
| Lawton, Brandon | Diffuse interstellar bands in damped Lyman-alpha and starburst galaxies | 2008 | New Mexico State University | GMOS-S | USA |
| Wiggins, Jason R. | Journey to the Heart of Darkness - Exploring Void Galaxies | 2021 | University of Notre Dame | GMOS-N | USA |
| Wolff, Schuyler Grace | Characterizing the evolution of circumstellar systems with the Hubble Space Telescope and the Gemini Planet Imager | 2017 | Johns Hopkins University | GPI | USA |
| Moerchen, Margaret Marie | Location and origin of dust in circumstellar debris disks: a mid-infrared imaging study | 2008 | University of Florida | TRECS/MICHELLE | USA |
| Schaller, Emily Lauren | I. Seasonal changes in Titan's cloud activity. II. Volatile ices on outer solar system objects | 2008 | California Institute of Technology | NIRI+ALTAIR | USA |
| Blake, Cullen H. | Ultracool dwarfs and their companions | 2009 | Harvard University | PHOENIX | USA |
| Bursick, Shelly K. | Two multicolor surveys for quasars at redshifts greater than 4.5 | 2009 | University of Arkansas | GMOS-S | USA |
| Gharanfoli, Soheila | Studying low-redshift universe through observation of Damped Lyman-alpha quasar absorbers | 2009 | University of South Carolina | Hokupaa | USA |
| Knutson, Heather | Portraits of distant worlds: characterizing the atmospheres of extrasolar planets | 2009 | Harvard University | NIRI | USA |
| Melis, Carl Anthony | The life, death, and composition of exoterrestrial planets around intermediate mass stars | 2009 | University of California, Los Angeles | NIRI/MICHELLE/TRECS | USA |
| Cucchiara, Antonino | Gamma-ray burst afterglows as probes of their host galaxies and the cosmos | 2010 | The Pennsylvania State University | GMOS-N/GMOS-S/NIRI | USA |
| Dupuy, Trent Jordel | Direct measurements of the fundamental properties of low-mass stars and brown dwarfs | 2010 | University of Hawaii | Hokupaa | USA |
| Fadely, Ross | Multi-wavelength applications of gravitational lensing | 2010 | The State University of New Jersey | NIRI | USA |
| Helton, Lorren Andrew | Photometric and spectroscopic analysis of classical novae: an examination of their observational characteristics and greater astronomical impact | 2010 | University of Minnesota | GNIRS | USA |
| Liu, Xin | Observations of galaxies harboring active massive black holes: the curious case of binaries and the coupled growth of black holes and their hosts | 2010 | Princeton University | GMOS-N | USA |
