This is the companion website for the 66th IEEE Symposium on Foundations of Computer Science (FOCS 2025), taking place in Sydney, Australia, December 14-17.
This website will contain the preliminary proceedings of the conference, as well as the reports for some of the talks and workshops at the conference, written by attendees and volunteers.
If you’d like to contribute to the conference blog, we warmly encourage you to fill out a short Google Form. You can indicate your availability and the talks or workshops you’re excited to cover. Volunteering is a great way to engage more deeply with the program, share insights with the community, and help make the conference accessible to a wider audience. Once you sign up, we’ll follow up with simple guidelines and next steps.
FOCS 2025