Member board Potomac Internet, 1995—1996. President, trustee Marstons Mills Public Library., 2002—2003, 2008—2009. Member of American Library Association (council 1988-1992, structure revision TF 1995-1997, chair task force on external accrediting body 1999—2002), Association College and Research Libraries (president 1994-1995, visiting program officer for scholarly committee 2002-2003), Coalition for Networked Information (leader working group 1990-1992), Association Jesuit Colleges and University Libraries (chair 1997-1998), Library. of Congress (optical disk pilot project advisory committee 1985-1989), Association Research Libraries (information policy committee 1995-1997, statistics committee 1998—2000), Library and Information Technology Association (president 1978-1979, chair Frederick Kilgour award committee 2006-2007), Research Libraries Group (board governors 1981-1988, executive committee 1985-1987), International Federation Library.
Associations Commission on Access to Information and Freedom of Expression, Cranberry Shores Chorus (publicity coordinator 2002-2005, webmaster since 2004, president 2005-2007), Sweet Adelines International (region 1 management team since 2005), Cosmos Club (library committee 1988—2005), Phi Beta Kappa (chair Georgetown University chapter 2000-2001).