Title: Leader/Followers Authors: Douglas C. Schmidt (primary contact) schmidt@uci.edu 616E Engineering Tower University of California, Irvine Irvine, CA 92697-2625 TEL (949) 824-1901 FAX (949) 824-2321 Carlos O'Ryan coryan@uci.edu Michael Kircher Michael.Kircher@mchp.siemens.de Irfan Pyarali irfan@cs.wustl.edu Frank Buschmann Frank.Buschmann@mchp.siemens.de Abstract: The Leader/Followers architectural pattern provides an efficient concurrency model where multiple threads take turns sharing a set of event sources in order to detect, de-multiplex, dispatch, and process service requests that occur on these event sources.