By colleagues, we mean persons who engage in the same or similar kinds of educational activities, persons who share content expertise, or persons who bring relevant specialized skills to the task of peer review. By development, we mean the creation or evolution of educational activities over time.
Formative review refers to activities designed to contribute to the development of teaching.
A formative review results in feedback to the instructor. By evaluation, we mean the assessment or appraisal of the quality of someone's teaching. Summative review refers to activities designed to produce or provide input to such an evaluation. A summative review usually results in documentation that may be reviewed by others. Teaching is difficult to define.