Association for Computing Machinery. SIG IR(Information Retrieval). Treasurer for 1997 Digital Libraries meeting.

ASIS&T

American Society for Information Science and Technology.

• Chair-elect, 1993-1994 Pittsburgh Chapter : Chair 1994-1995; Chair-elect 1995-1996
• SIG LAN (Library Automation and Networks): Chair 1996-1997.
• SIG ALP (Automated Language Processing): Chair-elect 2001-2002 ; Chair 2002-2004
• SIG CR (Classification Research)
• Host 1992, 1998 Annual Meetings.
• ASIS-L Listowner, 1997-1999 ; List manager, 1999-2002

ATLA

American Theological Library Association

• Chair Automation and Technology Section 1994-1995.
• Host 1994 meeting.
• Member, Board of Directors, 1997-2000.

SLS

Society for Literature and Science.