 A Vice Chair of the 1993 Worldcon, ConFrancisco, she served briefly as Acting Chair after the Chairman died, until a new Chairman was appointed.In 1998 she chaired BucConeer, the 56th Worldcon in Baltimore.She served as North American agent for the first Worldcon to be held in Japan, Nippon 2007; in 2010 co-chaired, and 2011 and 2012 chaired the SFWA Nebula Awards Weekends; and was Fan Guest of Honor at Chicon 7, the 70th Worldcon, held in 2012.