Background
Tiedemann, Arthur Ralph was born on March 21, 1938 in Grand Junction, Colorado, United States. Son of Henry Frederick and Elizabeth Mildred (Montgomery) Tiedemann.
Tiedemann, Arthur Ralph was born on March 21, 1938 in Grand Junction, Colorado, United States. Son of Henry Frederick and Elizabeth Mildred (Montgomery) Tiedemann.
Master of Science, U. Arizona, 1966; Doctor of Philosophy, U. Arizona, 1970.
Research range scientist, Pacific N.W. Research Station, Wenatchee, Washington, 1969-1972; research project leader, Pacific N.W. Research Station, Wenatchee, Washington, 1972-1979; research project leader, Intermountain Research Station, Provo, Utah., 1979-1983; chief research ecologist, Pacific N.W. Research Station, La Grande, Oregon, since 1983. Chairman Shrub Research Consortium, Provo, Utah, 1983, sustainable forest and range management committee Blue Mountains Natural Resources Institute, La Grande,1992-1993.
Member Society Range Management, N.W. Scientific (associate editor 1977-1983), Society American Foresters (associate editor forest science 1980-1992), Sigma Xi (president eastern Oregon state college chapter 1992-1993).
Married Sharon Estelle Bjorsness, August 19, 1962.