Janssens, J.L. 2021. Doubts on Avicenna: A Study and Edition of Sharaf al-Dīn al-Masʿūdī’s Commentary on the Ishārāt. By Ayman Shihadeh. JAOS. 138, 2 (Dec. 2021), 429–433. DOI:https://doi.org/10.7817/jameroriesoci.138.2.0429.