He is currently serving as a mentor teacher as well for a graduate student from Georgia State University. Gabriel graduated from the University of Michigan with a master's degree in secondary education and bachelor's degree in mechanical engineering. He worked for several years at the University of Michigan in the energy engineering field and was an assistant coach for a high school ice hockey team in the area. Outside of the classroom, Gabriel enjoys being active with sports (ice hockey, ultimate frisbee, tennis), playing a variety of musical instruments (guitar, bass, piano) and serving at a local church.