M.E. Scott, Populations are Dynamic. G. Smith, So You Want to Write a Model. G. Smith and M.E. Scott, Model Behavior and the Basic Reproduction Ratio. H. McCallum and M.E. Scott, Quantifying Population Processes: Experimental and Theoretical Approaches. G. Smith, Parasite Population Density Is Regulated. G. Smith, Ecological Epidemiology and Standard Measures of Disease Occurence. J.L. Aron and B.A. Silverman, Models and Public Health Applications. D. Wakelin, Host Populations: Genetics and Immunity. N.W. Solomons and M.E. Scott, Nutritional Status of Host Populations Influences Parasitic Infections. V. Apanius and G.A. Schad, Host Behavior and the Flow of Parasites through Host Populations. A.R. McLean, Control of Microparasites through Vaccination. G.F. Medley, Chemotherapy. C. Dye, Vector Control. D.W.T. Crompton, Ascaris lumbricoides. M.E.J. Woolhouse, Epidemiology of Human Schistosomes. B.T. Grenfell and B.M. Bolker, The Population Dynamics of Measles. M.J. Coyne and G. Smith, Trichostrongylid Parasites of Domestic Ruminants. M.G. Roberts and M.A. Gemmell, Echinococcosis. S. Vail, G. Smith, and C. Lord, The Population Biology of Ixodes scapularis, The Vector of Lyme Disease in the Eastern and North Central United States. M.E. Scott and G. Tanquay, Heligmosomoides polygyrus: A Laboratory Model for Direct Life Cycle Nematodes of Man and Livestock. A.P. Dobson and P.J. Hudson, The Population Biology of Trichostrongylus tenuis in Red Grouse, Lagopus lagopus scoticus. G.W. Esch, The Population Biology of the Diplostomatid Trematode, Uvulifer ambloplitis. F. Fenner, Myxomatosis. M.D.B. Burt, The Sealworm Situation. Index.