Tilleczek, William. “Mark Coeckelbergh, Self-Improvement: Technologies of the Soul in the Age of Artificial Intelligence. New York: Columbia University Press, 2022. Pp. 144.: ISBN: 978-0-231-20655-6 (paperback)”. Foucault Studies, no. 34, Sept. 2023, pp. 52-56, doi:10.22439/fs.i34.6935.