Introduction : The goal of evaluation is to promote and correct the teaching methods and activities of academic members .Evaluation is also a criteria for managers and supervisors in related decision making .Assessing the effects of evaluation on the performance of teachers are for understanding the present situation, promoting the quality of practice and direct decision making. The goal of the study was determined students, academic members and educational manager of Guilan Medical University view about the effect of evaluation on the quality of teaching.

  Methods: This is a discriptive, cross-sectional study. We used opinions of 180 students, faculty members and educational for this research.. Data collection instrument consisted of a questionnaire with demographic questions and 30 phrases based on the goals of study.  Grading is based on Likert scale. The data were analyzed by descriptive statistics and SPSS.

  Results: Majority of samples (70.8%) were students, academic members (22%) and educational managers (7.2%). Majority of academic members (60%) had 15-20 years record of practical and theoretical teaching. (60%) of students and academic members disagree on evaluation effect on teaching methods, and (82%) of educational managers were agree. (70%) of academic members, (55%) of students were disagree on evaluation effect on educational content. The results related to the views of students and academic members showed that (50%) of student and faculty members agree and (50%) disagree and (47%) of educational managers agree on evaluation effect on student and teacher relationship. Also (55%) of students and (60%) of academic members were disagree on academic members evaluation effect on giving exam.

 Conclusion : According to this study, the faculty members students and educational administration agree for promoting teaching methods, need evaluation of teacher by students.