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The 22nd Annual Conference on Learning Theory (COLT 2009) will be organized in Montreal, Canada on June 18-21, 2009. COLT is supported by the Association for Computational Learning (ACL). ACL is inviting nominations for new members to its board of directors (COLT steering committee). For more information, visit the ACL Board Elections page.

COLT 2009 is co-located with the 25th Conference on Uncertainty in Artificial Intelligence (UAI 2009) and is preceded by the 26th International Conference on Machine Learning (ICML 2009) in the same location. A Multidisciplinary Symposium on Reinforcement Learning will also be co-located.

COLT registration is now open. The early registration deadline is May 31.

Registration for COLT and UAI will be held in the McConnell Engineering building lobby.

Click here for accomodation information. The deadline for the reserved rooms blocks is May 29 (updated).


June 14-17, 2009
June 18, 2009
June 19-21, 2009
June 19-21, 2009
Multidisciplinary Symposium on Reinforcement Learning June 18-19, 2009