Social Theory This link opens in a new windowSocial Theory is an innovative and highly practical resource for students and scholars in the humanities and social sciences. The database brings together an extensive range of influential writings representing the most important trends of sociological thought from the eighteenth century to the present day. Included in the more than 150,000 pages of searchable content are seminal works by such theorists as Harriet Martineau, Charlotte Perkins Gilman, Max Weber, Karl Marx, Emile Durkheim, Jürgen Habermas, Talcott Parsons, Michel Foucault and Jean Baudrillard.