Preface. Lymphatic filarial infections: an introduction to the filariae; J.W. Kazura. Vector-Parasite Interactions in Mosquito-Borne Filariasis; L.C. Bartholomay, B.M. Christensen. Evolutionary Relationships Among Filarial Nematodes; O. Bain. Filarial Genomics: Gene Discovery and Gene Expression; S.A. Williams, S.J. Laney. The Epidemiology of Onchocerciasis and the Long Term Impact of Existing Control Strategies on this Infection; P. Fischer, D.W. Buttner. The Epidemiology of Filariasis Control; E. Michael. Host Factors, Parasite Factors, and External Factors Involved in the Pathogenesis of Filarial Infections; D.O. Freedman. Natural History of Human Filariasis - The Elusive Road; B. Ravindran. In Utero Exposure to Filarial Antigens and its Influence on Infection Outcomes; P.J. Lammie. Immune Effectors Important in Protective Resistance; A. Hoerauf. Immune Regulation and the Spectrum of Filarial Disease; C.L. King. Wolbachia Bacterial Endosymbionts; M.J. Taylor. Approaches to the Control and Elimination of the Clinically Important Filarial Diseases; C.D. Mackenzie, et al. Vaccines For Filarial Infections; P.B. Keiser, T.B. Nutman. Index.