Dear Open Science community, Following the conclusion of the Open Science Days 2025, we would like to share the event materials with you. All the presentation slides and video recordings are openly accessible on our program site<https://osip.mpdl.mpg.de/open-science-days/open-science-days-2025/>. We hope you will gain new perspectives and valuable insights from the lightning talks and speaker presentations to the expert panel and keynote speakers. You can also check out our latest blog post<https://osip.mpdl.mpg.de/2025/12/17/open-science-days-2025-wrap-up/> with a recap of the event and main ideas surrounding "Open Science in the Light of Geopolitical Polarization". Sharing is caring! Feel free to share these resources with anyone in your network who might benefit from them. Best regards, Larissa --- Larissa Leiminger (sie/she) Projektmanagerin Open Science Max Planck Digital Library (MPDL) Max Planck Information and Technology (MaxIT) Tel.: +49 89 909311 233 Email: larissa.leiminger@maxit.mpg.de<mailto:larissa.leiminger@maxit.mpg.de>