Dear all, it is with great please that I send you a reminder for the 2023 Dissertation prize in the history of science and technology of the IUHPST/DHST (Division for the History of Science and Technology). The submission deadline is October 1 2022. For more details, see: http://dhstweb.org/2023-dissertation-prize-call with best wishes, on behalf of the council, Liesbeth De Mol