The Gallery 20th century Victor Gollancz Alan Gewirth Joseph Fletcher Benedict Ashley, OP Ambedkar Ecofeminism Francisco Varela Paul Shepard Albert Schweitzer Val Plumwood Aldo Leopold Brian Goodwin Raymond Williams Wilhelm Reich Claus Offe Franz L. Neumann Oskar Negt Leo Löwenthal Alfred Lorenzer Siegfried Kracauer Otto Kirchheimer Max Horkheimer Stuart Hall Paulo Freire 19 20 21 22 23 24 25 26 27