Richard HansenFor more than fifty years, Richard Hansen has been researching and documenting San Francisco and California history. In collaboration with his mother, onetime city archivist Gladys Hansen, they became world-renowned experts on the 1906 San Francisco arthquake, fire and epidemic--especially on those who died during the disasters. Today, he remains active in many San Francisco historical organizations and is the founder and driving force behind the virtual museum (www.sfmuseum.org). Read More Read Less