Understanding how geologists conduct fieldwork through analysis of problem solving has significant potential impact on field instruction methods. Recent progress has been made in this area but the problem solving behaviors displayed by geologists during fieldwork and the associated underlying cognition remains poorly understood. We present…

Describes a study that was conducted to describe and interpret the cognition of a graduate student during information retrieval using the World Wide Web. Results of observation, think aloud protocols, and an in-depth interview are discussed within a theory of information processing, and implications for future research are suggested. (Author/LRW)

The influences of a student's prior knowledge and desired goal on the difficulties and benefits associated with using hypertext were examined in this study. Participants, 12 students from an undergraduate course in educational psychology, were assigned to either the low or high prior knowledge category. Within these two groups, subjects were…