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" Media City " is a broad term that may refer to a diversity of phenomena , from specific real estate developments like Media City UK , to sociological/theoretical frameworks for the contemporary information - and media-rich urban environment ( e.g. the work of Manuel Castells ) , to a EU-funded research project based in the departments of Architecture , Media and Urban Sociology at the Bauhaus-University in Weimar , Germany .
 Manuel Castells
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Manuel Castells