Congratulations to Prof. Chang, Prof. Ellis, and Ph.D. students Wei Jiang and Courtenay Cotton for having their paper selected as the best paper from the Content Track at ACM Multimedia 2009, a prestigious conference with a 18% acceptance rate. The work has been in collaboration with Dr. Alex Loui of Kodak Research Lab. It addresses the challenges in automatic categorization of unconstrained consumer videos into semantic events and activities using a novel representation, called Audio-Visual Atoms.