Campbell, Donald T.

(b. 1917, d. May 6, 1996). Ph.D. Psychology, A.B. Psychology, University of California, Berkeley.

Donald Campbell was University Professor of Social Relations, Psychology, and Education at Lehigh University until he retired in 1994. Previously, he held faculty positions at Northwestern University, Syracuse University, University of Chicago, and The Ohio State University, as well as lecturing at Oxford, Harvard, and Yale Universities. He also served in the U.S. Naval Reserve during World War II.

Campbell's intellectual concerns were broad and covered psychological theory, methods, sociology of science, and descriptive epistemology. He is most widely known for his work on experimental and quasi-experimental research design, which greatly influenced the entire field of research and evaluation designs. His development of a basic taxonomy that distinguishes between “true” (randomized) experiments, quasiexperiments, ...