Authorship History and criticism 99 Academic writing 80 History 71 Dissertations, Academic 54 English language 50 Technique 43 Rhetoric 41 Fiction 40 English literature 38 Research 36 Women authors 34 Women and literature 33 Sex differences 32 Autobiography 31 Report writing 30 Creative writing 28 Ethnology 26 Poetry 26 Social sciences 26 Essay 21 Theory, etc 21 Psychological aspects 19 Marketing 18 Methodology 18 Psychology 18 Study and teaching 18 Authors and publishers 17 Collaboration 17 Criticism and interpretation 17