Synonyms to chalk talker

discourser, Boanerges, author, collocutor, colloquialist, conversational partner, conversationalist, converser, descanter, dialogist, disquisitor, essayist, expositor, expounder, homilist, interlocutor, interlocutress, interlocutrice, interlocutrix, lecturer, monographer, monographist, palaverer, parleyer, praelector, preacher, pulpitarian, pulpiteer, reader, sermoner, sermonist, sermonizer, talker, tractation, writer, allegorist, annotator, book reviewer, cicerone, clarifier, commentator, commenter, critic, cryptanalyst, cryptographer, cryptologist, decoder, definer, demonstrator, demythologizer, diaskeuast, dragoman, editor, editorial writer, editorialist, emendator, emender, euhemerist, exegesist, exegete, exegetist, explainer, explicator, exponent, glossarist, glossographer, go-between, guide, hermeneut, interpreter, leader writer, lexicographer, metaphrast, news analyst, oneirocritic, paraphrast, publicist, pulpita