Susanne Kluh is a vector ecologist with the Greater Los Angeles County Vector Control District (GLACVCD), specializing in the biology and control of mosquitoes and other vectors of public health significance. Marco E. Metzger, Ph.D., is a public health biologist with the California Department of Health Services, Vector-Borne Disease Section, specializing in urban pest insects and insects of medical importance. Dean F. Messer, Ph.D. is a project scientist with Larry Walker Associates Inc., specializing in watershed hydrology and storm¬water management. Jack E. Hazelrigg, Ph.D., is the general manager of GLACVCD, with extensive background and experience in water-related vectors. Minoo B. Madon is the scientific-technical director with GLACVCD, with extensive background in surveillance, management, and control of vector-borne diseases.