All of these publishers are accepting submissions whether an author is represented by an agent or not, and are offering an advance against royalties.
For more academic publishers see my educational and non fiction lists.
Genres should be used as a guide only. Click on the links for full details of the particular subject matter each are interested in.
ABC-CLIO Greenwood California: American History, Business, Crime, Current Events & Issues, Economics, Environment, Gay & Lesbian Studies, Geography & World Cultures, Government/Law/Politics, Health & Wellness, Military History, Mythology, Popular Culture, Psychology, Race & Ethnicity, Religion, Science, Security Studies, The Arts.
Harvard University Press USA: Behavioral Sciences, Classics, Education, Economics, History, Law, Life Sciences, Literature, Philosophy, Public Policy, Reference, Religion, Sciences.
Indiana University Press USA: African American Studies, African Studies, American Studies, Animation, Anthropology, Art & Photography, Asian Studies, Bioethics & Medicine, Biography & Memoir, Bloomington, Business & Economics, Caribbean/Latin America/South America, Children’s, Civil War, Classics, Cookery/Cooking/Food, Cultural Studies, Environment/Ecology, Education, Eurasian Studies, Fiction, Field Guides, Film, Media, & Performance Studies, Gardening, Gender, Global Studies, History, Holocaust Studies, Indiana & The Midwest, Jazz, Jewish Studies, Journalism, Language, Linguistics & Semiotics, Law, Literature & Literary Studies, Middle Eastern Studies, Music, Mythology & Folklore, Nature, Philanthropy, Philosophy, Poetry, Politics, Popular Music, Railroads & Transportation, Reference, Religion, Russian & East European Studies, Science/Paleontology, Social Science, Sociology, Sports, Theater/Drama, Travel.