Delineates various levels of theory with implications for research in library and information science. Based upon a review of literature on theory building and research methods in the social sciences, a model is proposed which displays a taxonomy of theory in hierarchical form. (EM)

Review of research methodologies used in studies of online public access catalog (OPAC) users finds that a variety of research methodologies--e.g., surveys, transaction log analysis, interviews--have been used with varying degrees of expertise. It is concluded that poor research methodology resulting from limited training and resources limits the…

Survey of adult Canadian library users focused on defining "seniors," and determining their awareness of library programing and needs for further programing aimed specifically at older adults. Results indicated that, in an era of fiscal restraint, librarians need to be wary of improving services to seniors at the expense of other…

Study describes actual and ideal linkage roles of four educators trained to link clients with online bibliographic retrieval service, effect of roles on clients' satisfaction with service, conceptualization of role in literature as compared with implementation in field, and implications of findings for educational knowledge dissemination. Twelve…