<blockquote>Paul Avery, a recognized leader in advanced grid and networking for science, delivered the first keynote address at the recent TeraGrid '09 conference in Arlington, Va. A professor of physics at the University of Florida, Avery is co-principal investigator and founding member of the Open Science Grid (OSG). Avery talked about the history of OSG, some of the projects that leverage its resources, and OSG's relationship with TeraGrid.</blockquote>