Designing the mechanism of research priority setting in Educational system of Iran: Focus on Tehran's organization of education

The paper studied the mechanism of research priority setting in Educational system of Tehran City. Research has been employed a mixed method (quantitative and qualitative). The framework of study has been organized in four steps: 1. Documentary Studies 2. Field study 3. Qualitative survey due to model design 4. Accreditation study. The research used a stratified sampling method to select participants from experts and professionals in education research domains,. Data collecting process was done by a researcher –made questionnaire and data were analyzed by T- one & two sample tests and one way ANOVA.The research also covers items such as definitions, concepts of needs assessment principles, structures & key frames of needs assessment based on reviewing literature, evaluation & validation that results are discussed at the end.