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David Werner (Born 1934) is author of the book Donde No Hay Doctor (Where There is No Doctor), co-founder and co-director of HealthWrights (based in Palo Alto, California) and a Visiting Professor at Boston University School of Public Health, Department of International Health.
In 1975 Werner co-founded the Hesperian Foundation, which publishes Where There Is No Doctor and other books on community-based healthcare.