Online Abstract Submission - is closed. If you have a proposal to submit, please contact Chris deVries cdevries@aagponline.org. Industry sponsored symposia will be considered until the slots are filled. Regular Poster Submissions Due October 1 (this date is an extension from the Call for Presentation and Posters brochure). Early Investigator Poster Submissions Due October 15. Hotel Reservations Site Now Open. Registration Opens Fall 2008. The AAGP Annual meeting is the premier educational event in geriatric mental health, providing the latest information on clinical care, research on aging and mental health, and models of care. Check this site for further information on the educational programming, special events, and other activities planned for the AAGP 2009 Annual Meeting.