Bulk Observables in pp, dA and AA Collisions at RHIC
  Results on charged particle production in p+p, d+Au and Au+Au collisions at RHIC energies (sqrt(s_NN) = 19.6 to 200 GeV) are presented. The data exhibit remarkable, and simple, scaling behaviors, the most prominent of which are discussed. 
David J. Hofman (for the PHOBOS collaboration)