Key points are not available for this paper at this time.
Thomas M. Sherman, L. P. Armistead, Forest Fowler, M. A. Barksdale, Glenn Reif, The Quest for Excellence in University Teaching, The Journal of Higher Education, Vol. 58, No. 1 (Jan. - Feb., 1987), pp. 66-84
Sherman et al. (Thu,) studied this question.