 In 1988 Sevanian became a founding member of the Oxygen Society (now the Society for Free Radical Biology & Medicine), later serving as Councillor, Secretary General, and finally Treasurer of the International Society for Free Radical Research (SFRR International).Sevanian died from cancer on Feb. 17, 2005.Sevanian made major contributions to the understanding of phospholipases as repair enzymes for oxidized membrane lipids.