Garth is a Distinguished Professor Emeritus at the University of California, Santa Cruz. He was a Miller Fellow at UC Berkeley, the Deputy-Director of the Space Telescope Science Institute, and in 2010 was awarded an honorary Doctor of Science degree at the University of Western Australia. He is the recipient of the 2016 American Astronomical Society Lancelot M. Berkeley New York Community Trust Prize for his work on the most-distant galaxies viewed with Hubble, and was a plenary speaker for this award at the 2017 meeting of the American Astronomical Society. He was the 2018 Bahcall Lecturer, giving a series of invited talks at the Space Telescope Science Institute, the Goddard Space Flight Center and the Smithsonian National Air and Space Museum.
