With support from the Robert Wood Johnson Foundation, AcademyHealth will host two interactive audio conferences that address the use of accreditation measures and evidence-based research in developing an effective public health system. These 90-minute audio conferences bring together leading experts in public health systems research to discuss "Accreditation of Public Health Agencies: Lessons from Three States" on Dec. 7 at 2 p.m. (ET); and "The Guide to Community Preventive Services: Developing an Evidence Base for Public Health" on Jan. 11, 2006, at 2 p.m. (ET). For more information, visit <http://www.academyhealth.org/phsr/>.