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The book 's first section focuses on how performance can contribute to the definition , creation , and preservation of community . In particular the course focuses on how literature can be applied to specific political , economic , and educational problems . The thesis focuses on how zooplankton function in the pelagic food web and their role in shaping the pelagic ecosystem . " The work / family conflict literature focuses on how work conflicts with family and family conflicts with work , " says psychologist Rosalind Chait Barnett , PhD , director of the Community , Families and Work Program and senior scientist at the Women 's Studies Research Center at Brandeis University . The book focuses on how art , and artists of color , are influenced by the social and political issues in various Western countries , states and cities .