The $5000 Omenn Prize for the best 2023 article in any journal on a topic related to evolution, medicine and public health has been awarded to: "APOBEC3 deaminase editing in mpox virus as evidence for sustained human transmission since at least 2016" by ÁINE O'TOOLE, RICHARD A. NEHER, NNAEMEKA NDODO, [...], AND ANDREW RAMBAUT, published in SCIENCE, 2 Nov 2023, Vol 382, Issue 6670, pp. 595-600, DOI: 10.1126/science.adg8116 The first author, ÁINE O'TOOLE will present the work at the August 6-9 Ninth Annual Meeting of the International Society for Evolution, Medicine, and Public Health in Durham, UK. https://isemph.org The Prize Committee also awarded Honorable Mention to: State-dependent evolutionary models reveal modes of solid tumour growth, Maya A. Lewinsohn, Trevor Bedford, Nicola F. Müller & Alison F. Feder, Nature Ecology & Evolution volume 7, pages 581??"596 (2023). ISEMPH thanks this year's prize committee chair Norman Johnson (UMass) and the other members of the committee Lisa Abegglen, Steve Austad, Joanna Masel, and Bob Perlman. The prize is made possible by Gilbert S. Omenn. Full information about the prize is at https://isemph.org/Omenn-Prize nesse@umich.edu (to subscribe/unsubscribe the EvolDir send mail to golding@mcmaster.ca)