Tim Kersjes is the Head of Research Integrity, Resolutions at the Springer Nature Research Integrity Group. This team support in-house editors and Editors-in-Chief in handling and resolving all types of research integrity and publication ethics issues. The cases vary from plagiarism and authorship disputes to peer review manipulation, medical-ethical concerns, data fabrication and image manipulation in submitted manuscripts and published articles. He has advised on thousands of integrity cases small and large, and has written hundreds of retraction notices. He is also the vice-chair for AI and External Liaisons at the Committee on Publication Ethics (COPE).