Call for Proposals
The deadline to submit a session or town hall proposal is 28 May 2025, 23:59 EDT/03:59 UTC.

Overview
Whether you are organizing a scientific session or town hall, these instructions provide the necessary details. Please review the guidelines fully before beginning your submission to ensure correct proposal format. The deadline for session and town hall proposals is 23:59 EDT/03:59 UTC on 28 May 2025.
Abstract submissions will open in early July 2025.
Questions? Please contact the OSM scientific program team.
Overview of the Process
- Session proposal submission deadline: 23:59 EDT/03:59 UTC on 28 May 2025.
- Session proposal review: Notifications will be sent to session chairs in early July. Chairs must be available in May to respond to any program committee inquiries about proposal mergers and reviews.
- Abstract submission deadline (no exceptions): 23:59 EDT/03:59 UTC on 20 August 2025.
- Session format allocation and abstract scheduling: Chairs must be available from late August to mid-September to assist with abstract review and proposal mergers. Chairs will learn whether their session has been assigned an oral, eLightning, and/or poster format. An oral session is not guaranteed.
- Abstract notifications and session schedule release: Notifications will be sent to authors and session moderators in mid-October.