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His earlier work dealt with research on the self ( e.g. , self-image , self-affirmation ) as well as the role of self-regulation in addictive behavior s. In 2010 , he released his book , Whistling Vivaldi and Other Clues to How Stereotypes Affect Us , summarizing years of research on stereotype threat and the underperformance of minority students in higher education .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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