A dictionary of the Safaitic inscriptions, containing more than 1400 lemmata.

Ahmad Al-Jallad, Ph.D. (2012), Harvard University, is the Sofia Chair of Arabic at The Ohio State University. He has published and edited several books and many articles on the inscriptions and writing cultures of Ancient Arabia as well as on the comparative grammar of the Semitic languages.

Karolina Jaworska, MA in Arabic studies (spec. Linguistics), Jagiellonian University (Poland), has worked on various projects related to security, water management, and economy in MENA region. She is currently working on the Hismaic inscriptions, focusing in particular on applying machine learning and big data solutions to linguistics.