Wally's main focus is Forest Pathology and Entomology (Diseases and Insects). He attended Utah State University and earned his bachelor's degree in Forest Management. He then received his Master's (Forest Science) and Ph.D. (Plant Pathology) at Colorado State University.

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Commencement speech given December 10, 2005

Projects

• Monterey Pine Pitch Canker Resistance
• SelecTree
• Sudden Oak Death Aerial and Ground Survey

Professional Involvement

• Associate Dean at Cal Poly, 1992-1996.
• Certified Forester, Society of American Foresters
• Co-Chair, Monitoring Committee, California Oak Mortality Task Force, 2001-Present.
• Member, Board of Directors, Save-the-Redwoods League, 2001-Present
• Member, Executive Committee, California Oak Mortality Task Force, 2001-Present.
• Member, Pitch Canker Task Force, 1998-Present.
• Member, Research Committee, California Oak Mortality Task Force, 2000-Present.
• Registered Professional Forester, California, RPF #1250

Awards

• Alpha Zeta, Honorary Society of Agriculture
• Xi Sigma Pi, Honorary Society of Forestry

Publications

• "Mapping the risk of establishment and spread of sudden oak death in California. (with R. Meentemeyer, D. Rizzo, and E. Lotz), 2004. Forest Ecology and Management, Voll 200(1-3): 1950214
• Mark, Walter. "Surveying for Sudden Oak Death in California," (with Amy Jirka), Oaks in California's Changing Landscape, Fifth Symposium on Oak Woodlands, San Diego, California, October 22 - 25, 2001, USDA Forest Service Gen. Tech. Rep, PSW-GTR-184, 2002.
• Mark, Walter. "Forest Pest Surveys: Designing Methods for Newly Introduced Diseases or Other Rare Event, Unevenly Distributed Organisms ," Proceedings of the Forty-Ninth Western International Forest Disease Work Conference, Carmel, California, September, 10-14, 2001, pp. 54-58.
• Mark, Walter. "Selecting a Tree," (with Jeff Reimer), Arbor Age, September, 1998.
• "One California Forest Strategic Plan for Urban and Community Forestry," California Department of Forestry, 1995.
• "One California Forest: Planning Process," California Department of Forestry, 1994.
• "An Executive Information System for Educational Administrators," T.H.E. (Technological Horizons in Education) Journal, Macintosh Special Issue, Sept., 1989, pp. 45-47.
• Mark, Walter. 1983. Spacing Trials Using the Nelder Wheel. Proceedings of a workshop on Eucalyptus in Sacramento, CA June 14-16.
• Mark, Walter and F.G. Hawksworth. 1981. Taxonomic Implications of Branching Patterns in Dwarf Mistletoes (Arceuthobium). Phytologia, Vol. 47, No. 6. pp. 441-444.
• Mark, Walter, M.L. Kirkley and N.H. Pillsbury. 1981. Silvicultural Biomass Plantation. Petroculture, Vol. 2. pp. 20-21.
• Mark, Walter, F.G. Hawksworth and N. Oshima. 1976. Resin Disease: A New Disease of Lodgepole Pine Dwarf Mistletoe. Canadian Journal of Forest Research, Vol. 6, No. 3. pp. 415-424.
• Mark, Walter and F.G. Hawksworth. 1974. How Important Are Bole Infections in Spread of Ponderosa Pine Dwarf Mistletoe?, Journal of Forestry, Vol. 72, No. 3. pp. 146-147.
• Mark, Walter and D.L. Crews. 1973. Heat-Pulse Velocity and Bordered Pit Condition in Living Engelman Spruce. Forest Science, Vol. 19, No. 4. pp. 291-296.
• Mark, Walter and C.P.P. Reid. 1971. Lodgepole Pine-Dwarf Mistletoe Xylem Water Potentials, Forest Science, vol. 19, No. 4. pp. 470-741.
• Mark, Walter. 1971. Resin Disease of Arceuthobium americanum. Proceedings of the 19th Western International Forest Disease Work Conference, Medford, Oregon, September 13-17. Pp. 48-50