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Mathematician. B. September 18, 1906, Breckenridge, Missouri, B.A., 1927, M.A., 1929, Ph.D., 1931, University of Missouri. M. 1930-42; U.S. Navy service, 1942-46; U.S. Civil Service, mathematician and mathematical statistician, Bureau of Aeronautics, Navy Department, Washington, D.C., 1946-57; assinged to Chief of Naval Operations (Air Intelligence), 1957-62; head of mathematics division, Armed Forces Radiobiology Research Institute, 1962 to present. Member: Institute of Mathematical Statistics, American Society for Quality Control, American Statistical Assn.; charter associate, Parapsychological Assn.

In the field of parapsychology, Dr. Greenwood has specialized in the mathematical evaluation of data. Author of a number of papers for technical and statistical journals, he is co-author with J. B. Rhine, C. E. Stuart, J. G. Pratt (qq.v.) and B. M. Smith of the book Extrasensory Perception After 60 Years (1940).

His articles to parapsychology, all published in the Journal of Parapsychology, include: "Mathematical Techniques Used in ESP Research" (Vol. 1, 1937); "Review of Criticisms of the Mathematical Evaluation of ESP Data" (with C. E. Stuart, Vol. 1, 1937); "Variance of the ESP Call Series"; "Analysis of a Large Chance Control Series of ESP Data"; "An Empirical Investigatiion of Some Sampling Problems" (all, Vol. 2, 1938); "Some Mathematical Problems for Future Consideration Suggested by ESP Research"; "A Co-Variation Statistic" (both Vol. 3, 1939); "A Reply to Dr. Feller's Critique" (Vol. 4, 1940). Residence: 430 Great Falls St., Falls Church, Virginia.

Taken from Helene Pleasants (1964) Biographical Dictionary of Parapsychology with Directory and Glossary 1946-1996 NY: Garrett Publications



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