Claire Zhou (USA) is the 2025 International Brain Bee World Champion, with Emma Rees (Canada) and Tiffany Yi (Australia) placing second and third. Claire also received the Neuroanatomy/Histology Award, and Anastasiia Lysenko (Ukraine) earned the Cajal Club Neural Progenitor Award. A record 40 national champions competed in the virtual championship, held in conjunction with Neuroscience 2025. The top five winners will participate in IBB NextGen 2026 at the FENS Forum in Barcelona next July. Full results are available here.
