SEALS, David. Also writes as Davydd ap Saille. American, b. 1947. Genres: Novels, Plays/Screenplays, Poetry. Career: Writer. Freelance journalist, 1967-. Publisher, Sky and Sage Books, Rapid City, SD. Actor with Third Eye Theatre, Denver Center Theatre Company, and Kaleidoscope Players during the 1970s; also producer and director of stage plays. Ambassador to League of Indigenous Sovereign Nations; secretary of Bear Butte Council, SD. Publications: NOVELS: The Powwow Highway, 1979; Plume, 1990; Sweet Medicine, 1992; Santa Fe. SCREENPLAYS: The Powwow Highway; The Powwow Superhighway; Sweet Medicine; Tyrus the Great. STAGE PLAYS: Give Them Liberty; Two-Men; Shakespeare. AS DAVYDD ap SAILLE: Thunder Nation (novel), 1990; Third Eye Theatre (novel), 1991; The Poetic College: Essays and Poems on Literature and Society, 1989-1991, 1992. Contributor of essays and reviews to periodicals. Author of documentary videos. Address: Sky and Sage Books, 918 4th St., Rapid City, SD 57701, U.S.A.