At Princeton, MacArthur served as the general editor of the series Monographs in Population Biology, and helped to found the journal Theoretical Population Biology. He also wrote Geographical Ecology: Patterns in the Distribution of Species (1972). He was elected to the National Academy of Sciences in 1969. Robert MacArthur died of renal cancer in 1972.
Fretwell, Stephen D. 1975. The Impact of Robert MacArthur on Ecology. Annual Review of Ecology and Systematics6:1-13
Pianka, E. R. and H. S. Horn. 2005. Ecology's Legacy from Robert MacArthur. Chapter 11 (pp. 213-232) in K. Cuddington and B. Biesner, eds. "Ecological Paradigms Lost: Routes of Theory Change." Elsevier Academic Press.