by RDML Clinton E. Command Surgeon & CDR William J. Deploying Joint Forces into a challenging and uncertain future poses many unanswered logistic questions for Joint Health Service Support, (JHSS), functions. These challenges are described in terms of the revolution in military affairs (RMA). The first revolution, system of systems, already working its way into doctrine but rapidly on its heals is the second RMA, information dominance. It is this second revolution that is forming the battlefield. It is determining the way we will fight the future battle space, including identifying who our enemies are, how they fight, and the asymmetric threats they pose.