Absurdism shares some concepts, and a common theoretical template, with existentialism and nihilism. This exploration of meaninglessness is a hallmark of existentialism and absurdism. It is considered a major influence on the development of anarchism, existentialism, nihilism, and postmodernism. But there is another conception of humanism implicit in existentialism. Phenomenology has had a large influence on Continental Philosophy, particularly existentialism and poststructuralism. Other sources include the philosophies of existentialism and phenomenology. The other sources of inspiration include the philosophies of existentialism and phenomenology. David Bonner Richardson described Berdyaev's philosophy as Christian existentialism and personalism. He is best known for contributions to phenomenology, hermeneutics, and existentialism. Kaufmann edited the anthology "Existentialism from Dostoevsky to Sartre". As an intellectual movement, structuralism was initially presumed to be the heir apparent to existentialism. However he was also influenced by the modern philosophy existentialism and instrumentalism. Gombrowicz's work has links with existentialism and structuralism. His novels explored matters of modern sexuality, social alienation and existentialism. More recently he has published books on existentialism and moral philosophy.