1. The relationships among teacher immediacy behaviors, student motivation, and learning
2. ?Computer Conferencing and Distance Education: Cognitive and Social Presence Issues.? In The New Learning Environment: A Global Perspective. Proceedings of the International Conference on Data Engineering World Conference, Pennsylvania State University, University Park, 1997.
3. The relationship between verbal teacher immediacy behaviors and student learning
4. The relationship of teachers' use of humor in the classroom to immediacy and student learning