platforms center on affordable housing, education and economic development. Pockets of Republican influence exist in Gravesend, Bensonhurst, Bay Ridge, Dyker Heights and Midwood. Each of the city's five counties (coterminous with each borough) has its own criminal court system and District Attorney, the chief public prosecutor who is directly elected by popular vote. The District Attorney of Kings County is Eric Gonzalez, who replaced Democrat Kenneth P. Thompson following his death in October 2016. Brooklyn has 16 City Council members, the largest number of any of the five boroughs. Brooklyn has 18 of the city's 59 community districts, each served by an unpaid Community Board with advisory powers under the city's Uniform Land Use Review Procedure. Each board has a paid district manager who acts as an interlocutor with city agencies. Federal representation Education Education in Brooklyn is provided by a vast number of public and private institutions. Non-charter public schools in the borough are managed by the New York City Department of Education, the largest public school system in the United States. Brooklyn Technical High School (commonly called Brooklyn Tech), a New York City public high school, is the largest specialized high school for science, mathematics, and technology in the United States. Brooklyn Tech opened in 1922. Brooklyn Tech is across the street from Fort Greene Park. This high school was built from 1930 to 1933 at a cost of about $6 million and is 12 stories high. It covers about half of a city block. Brooklyn Tech is noted for its famous alumni (including two Nobel Laureates), its academics, and a large number of graduates attending prestigious universities. Higher education Public colleges Brooklyn College is a senior college of the City University of New York, and was the first public coeducational liberal arts college in New York City. The college ranked in the top 10 nationally for the second consecutive year in Princeton Review's 2006 guidebook, America's Best Value Colleges. Many of its students are first and second-generation Americans. Founded in 1970, Medgar Evers College is a senior college of the City University of New York. The college offers programs at the baccalaureate and associate degree levels, as well as adult and continuing education classes for central Brooklyn residents, corporations, government agencies, and community organizations. Medgar Evers College is a few blocks east of Prospect Park in Crown Heights. CUNY's New York City College of Technology (City Tech)