Robert is currently an associate professor at College of DuPage. Previously, he taught for 4.5 years at Ritsumeikan University. He completed his doctorate in sociology at the University of California-Davis in the United States. In his research, he uses qualitative methods to study the incorporation of Japanese Peruvian immigrants into Japanese society.
In spring 2015, undergraduate classes on International Migration, Race and Ethnicity, and Precarious Japan posted on the blog. In fall 2014, students in undergraduate and graduate classes on Race and Ethnicity, International Sociology, and Imagined Communities posted on the blog.