Dear all, We are happy to announce the Eresfjord Summer School 2025 on "Mathematical Methods in Computational Neuroscience"! It will take place from 7 July to 25 July 2025 at the Fred Kavli Knowledge Center in beautiful Eresfjord, Norway, and we will cover some of the most important methods used in computational neuroscience research through both main lectures and scientific seminars. For more information, visit https://www.compneuronrsn.org/ and apply before 31 March! The confirmed speakers and lecturers are Sara Solla, Northwestern University, USA Predrag Cvitanović, Georgia Tech, USA Carina Curto, Brown University, USA Soledad Gonzalo Cogno, NTNU, Norway Juan Gallego, Imperial College London, UK Inés Samengo, Balseiro Institute, Argentina Valeria Fascianelli, Columbia University, USA Christian Machens, Champalimaud, Portugal Nicolai Waniek, NTNU, Norway Iván Davidovich, NTNU, Norway Federico Stella, Donders Institute, the Netherlands Melvin Vaupel, NTNU, Norway Yoram Burak, ELSC, Israel Arvind Kumar, KTH, Sweden Best, Nicolai -- on behalf of the organizers