Barakat, Mohtady Ehab and Salah, Omar and Yasser, Ahmed and Ahmed, Mostafa and Arief, Zahirul and Khan, Waleed and Zhang, Dongdong and Iorumbur, Aondona and Raymond, Confidence and Barakat, Mohannad and Magdy, Noha (2026) Training Beyond Convergence: Grokking nnU-Net for Glioma Segmentation in Sub-Saharan MRI. In: Brain TumorS Lighthouse Cluster of Challenges, and the Automated Identification of Moderate-Severe Traumatic Brain Injury Lesions Challenge, BraTS 2025 and AIMS-TBI 2025, held in Conjunction International Conference on Medical Image Computing and Computer, 23 - 27 September 2025, Daejeon.