Ideas offered are always substantive, provide one or more major insights as well as direction for the class. Challenges are well substantiated and persuasively presented. If this person were not a member of the class, the quality of discussion would be diminished markedly. Contributions in class reflect thorough preparation. Ideas offered are usually substantive, provide good insights and sometimes direction for the class.
Challenges are well substantiated and often persuasive.
If this person were not a member of the class, the quality of discussion would be diminished. Contributions in class reflect satisfactory preparation. Ideas offered are sometimes substantive, provide generally useful insights but seldom offer a new direction for the discussion. Challenges are sometimes presented, fairly well substantiated, and are sometimes persuasive. If this person were not a member of the class, the quality of discussion would be diminished somewhat.