CHATSWORTH, Calif., March 17, 2009 (GLOBE NEWSWIRE) -- IRIS International, Inc. (Nasdaq:IRIS), a leading manufacturer of automated in-vitro diagnostics systems and consumables for use in hospitals and commercial laboratories worldwide, announced today that current IRIS director Edward F. Voboril has been appointed new independent lead director, replacing Richard H. Williams who will leave the IRIS Board of Directors as of the Company’s next annual meeting, as previously announced.