Gawiser served as the Analysis Coordinator (2021-23) and Deputy Spokesperson (2017-19) of the thousand-member Dark Energy Science Collaboration (DESC) of Vera C. RubinObservatory’s Legacy Survey for Space and Time (LSST). From 2011-2013, he chairedthe National Optical Astronomy Observatory (NOAO) Users Committee, and he was Principal Investigator of the MUSYC collaboration from 2003-2016. Gawiser’s 300 scientific publications have received over 20,000 citations, and he has given more than 100 invited talks at conferences and universities. He is also an accomplished teacher and public speaker, including an appointment as an Associate of the Hayden Planetarium, an Outstanding Teacher Award from the Rutgers Society of Physics Students, recognition for Distinguished Contributions to Undergraduate Education from the Rutgers School of Arts and Sciences, and an ongoing outreach program bringing physics demonstrations to underserved high school students in New Brunswick, NJ.