Karla Hartl is founder and chair of the Kapralova Society, a music society based in Toronto, Canada, dedicated to promoting Czech composer Vitezslava Kapralova and other women in music. Hartl's research on Kapralova has been published in the Kapralova Society Journal which she co-edits with Eugene Gates, a retired faculty member of the Royal Conservatory of Music in Toronto. Her articles have also appeared in Tempo (Cambridge University Press), Journal of the IAWM (International Alliance for Women in Music), VivaVoce (Frau und Musik), Czech Music Quarterly (Czech Music Fund), Czech Music (Dvorak Society for Czech and Slovak Music, Great Britain), Martinu Revue (Bohuslav Martinu International Circle), Opus musicum, Harmonie, Tydenik Rozhlas (Czech Radio), and FOKus (Prague Symphony Orchestra). Hartl is co-editor of the first monograph on Kapralova in English, The Kapralova Companion, published by Lexington Books (Rowman & Littlefield) in the United States in 2011, and shortlisted for the 2011 F.X. Salda Foundation Award. She also wrote a chapter on women in Czech music for the anthology Komponistinnen und ihr Werk published by Kassel University Press in 2010 and contributed an essay to an anthology of essays on Kapralova published in 2017 by Chronos Verlag (Switzerland). Her latest editorial project has been an anthology of Kapralova's correspondence, with three volumes published by the Kapralova Society in 2015, 2016 and 2017.