nterviews are face-to-face individual question and answer ses- sions. They may be preplanned and fairly structured or completely open-ended and flexible. They are most appropriate for obtaining information that cannot be easily quantified or for uncovering unex- pected feelings and reactions. They generally provide detailed, in depth information on a small number of topics and address the why rather than the "what questions. Interviews can be held with small subgroups of students from a larger class in order to save time but these then may not be completely representative of student reactions. Interview data of any kind are time-consuming and diffi- cult to analyze but yield rich