RINOTAS, A. 2018. Zachary A. Matus, Franciscans and the Elixir of Life: Religion and Science in the Later Middle Ages, Philadelphia: University of Pennsylvania Press, 2017, 203 pp., ISBN 9780812249217 (Pbk) – 9780812294064 (Ebk). Mediterranea, International Journal on the Transfer of Knowledge. 3, (Mar. 2018), 257–260. DOI:https://doi.org/10.21071/mijtk.v0i3.10780.