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A person who, with or without compensation, is a liaison and provides cultural mediation between health care and social services and the community. A community health worker is a trusted member, and has a close understanding of, the ethnicity, language, socio-economic status, and life experiences of the community served. A community health worker assists people to gain access to needed services and builds individual, community, and system capacity by increasing health knowledge and self-sufficiency through a range of activities such as outreach, patient navigation and follow-up, community health education and information, informal counseling, social support, advocacy, and participation in clinical research.

http://www.dshs.texas.gov/mch/chw.shtm