Ioan Raicu, Yong Zhao, and I are running a Workshop on Many Tasks Computing on Grids and Supercomputers (MTAGS) at SC'08 (Austin, Texas, November 17, 2008). The deadline for submissions is August 15. Our goal in convening this workshop is to encourage discussion among those interested in escaping the "SPMD rut" that characterizes much work in parallel, if not grid, computing. We believe that new applications and more powerful computers are spurring increased interest in ...