From a recent EDUCAUSE email:

Presentation proposals are now being accepted for EDUCAUSE 2007, "Information Futures: Aligning Our Missions," October 23-26 in Seattle, Washington. Submit a proposal online now for an EDUCAUSE 2007 preconference seminar or conference session.

Preconference Seminars
Preconference seminars are half- or full-day in-depth presentations on a specific topic or set of topics that attendees pay an additional fee to attend. Submit a proposal by January 16.

Conference Sessions
Conference sessions usually take the form of lecture-style paper presentations, panel discussions, poster sessions, or presentations offering a multi-institution perspective. Submit proposals by February 6.

Go to http://www.educause.edu/e07 to get full details on themes and submission guidelines and to submit proposals online.