Although it starts off with a questionable introduction about the subject matter: "Harlem: It means ghetto, political activism, impoverished despair" it is worth hearing my former master's thesis advisor, scholarly mentor, the late Manning Marable's analysis of the historic meaning of Harlem in the black imaginary.
"Harlem was a school for civic education"-Manning Marable
"Harlem was a school for civic education"-Manning Marable
Part 1:
http://www.bbc.co.uk/worldservice/mobile/documentaries/2011/02/110202_one_block_harlem_tx_1.shtml
http://www.bbc.co.uk/worldservice/mobile/documentaries/2011/02/110202_one_block_harlem_tx_1.shtml
Part 2:
http://www.bbc.co.uk/worldservice/mobile/documentaries/2011/02/110208_one_block_in_harlem_tx_2.shtml
http://www.bbc.co.uk/worldservice/mobile/documentaries/2011/02/110208_one_block_in_harlem_tx_2.shtml