| American Library Association, | 1984- | |
| Library and Information Technology Association | 1985- | |
| Program Chair, Optical Information Systems Interest Group, | 1992-1993. | |
| Chair, 1991-92; Vice-Chair, 1990-1991; Secretary, 1989-1990 | ||
| Reference and User Services Association, Business Reference and Services Section | 1989- | |
| Chinese-American Librarians Association | 1989- | |
| SIGCAT | Special Interest Group on CD-ROM Applications and Technologies | 1991-1998 |
| Internet Society | 2000- | |
| Association of Internet Professionals | 1996-2000 | |
| New Jersey Intercampus Network | Educational Affairs Task Force, Library Automation and Networking Committee | 1991-1996 |
| Documents Association of New Jersey | 1992-1995 | |
| Executive Committee (Newsletter Editor) | 1993-1994 | |
| Special Libraries Association | Business and Finance Division | 1984-1989 |
| American Society for Information Science | 1984-1988 |