grading and evaluation should be founded on effort and growth (process-praise model)
social comparison and public grading actually lowered the self-efficacy, embarrassed, and made gifted students targets by their peers (Deci & Ryan, 1985)
students' reinforced by an ability- praise model after achievement tended to select problems that assured continuance to meet the performance goal(s) (Deci & Ryan, 1985)
Deci, E. L., & Ryan, R. M. (1985). Intrinsic motivation and self-determination in human behavior. New York: Plenum Press.
Valås, H. (2001). Learned Helplessness and Psychological Adjustment II: effects of learning disabilities and low achievement. Scandinavian Journal Of Educational Research, 45(2), 101-114.