Examines reasons for cataloging backlogs in libraries and describes a preliminary theory of backlog dynamics. Formulas for predicting backlogs are discussed, backlog models are explained, the use of computer simulation software to form models is described, and further research is suggested. (five references) (LRW)

Researchers of gender differences in computer-related behaviors have reported a confusing picture. When asked which sex is more positive toward computers, more apt at using computers, and more likely to use a computer, one would be best advised to answer "it depends." It depends on what attitudes you are measuring, what skills you are…