Kateryna Pozharska, Institute of Mathematics of the National Academy of Sciences of Ukraine, Kyiv, and Chemnitz University of Technology, Germany, is the winner of the Joseph F. Traub Information-Based Complexity Young Researcher Award 2023. The award is given for significant contributions to information-based complexity by a young researcher who has not reached their 35th birthday by September 30th the year of the award. The award consists of $1000 and a plaque. The plaque will be presented at a suitable place. The award committee consisted of the former winners, David Krieg (2020), Michaela Szölgyenyi (2021) and Mathias Sonnleitner (2022), and the editors Henryk Woźniakowski and Erich Novak.We congratulate Kateryna on this well-deserved honor.