Ensemble: a recommendation tool for promoting communication in software teams. - P. F. Xiang; Annie T. T. Ying; P. Cheng; Ya Bin Dang; Kate Ehrlich; Mary E. Helander; Paul Matchen; A. Empere; Peri L. Tarr; Clay Williams; S. X. Yang (RSSE@SIGSOFT FSE, 2008)