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SCOT draws on work done in the constructivist school of the sociology of scientific knowledge , and its subtopics include actor-network theory ( a branch of the sociology of science and technology ) and historical analysis of sociotechnical systems , such as the work of historian Thomas P. Hughes .
 person: Thomas P. Hughes
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Thomas P. Hughes 
Answer:
 person: Thomas P. Hughes