San Francisco in the 1970s a disaster area. In the same year, with bankruptcy imminent for the San Francisco Ballet, a grassroots effort brought national attention to the association. Prior to the discovery of the first AIDS case in 1981, Dr. Selma Dritz, the city's medical epidemiologist, became alarmed at the increase in sexually transmitted diseases among the city's gay men, opining that epidemics had been triggered after 1974 by "political and social changes in the city". "The Grateful Dead Movie" was filmed in 1974 in San Francisco during the Grateful Dead's October 1974 five performances at the Winterland Ballroom. After the 1974 kidnapping of
San Francisco Transbay development San Francisco Transbay development The San Francisco Transit Center District Plan is a massive redevelopment plan for the neighborhood surrounding the Salesforce Transit Center site, South of Market near the Financial District in San Francisco. The new Salesforce Transit Center (previously known as the Transbay Transit Center) has replaced the since-demolished San Francisco Transbay Terminal, and new skyscrapers, such as Salesforce Tower, take advantage of the height increases allowed through the Transit Center District Plan. The sale of several land parcels formerly owned by the state and given to the managing Transbay Joint Powers Authority helped finance the construction of