Background: “Critical thinking”  “organizational ethics” and “organizational innovation” are the main variables that in organizational management, are in the core of attention of researchers. The purpose of this study was to investigate the relationship between critical thinking and organizational innovation with organizational ethics mediation among employees of Urmia University.
Method:  This study is an applied research and descriptive – correlation survey. The population universe of this research included 630 people the employees of Urmia University, That 230 person of them were selected through random sampling. The data were collected by using three standard questionnaires; critical thinking, organizational ethics and organizational innovation. Data were analyzed by using statistical analysis of structural equation modeling with the method of partial least squares (pls).
Results: The findings of this study showed that critical thinking has the ability to explain changes in organizational ethics and organizational innovation by 67% and 46%, respectively. And 60% of the changes in organizational innovation are described by organizational ethics. Also Critical thinking has the potential to explain organizational innovation through the role of mediating organizational ethics by as much as 40%.
Conclusion: According to the statistical results, all the assumptions of the research are confirmed
And this overall result of the research was obtained, that organizational ethics has a mediating role between the relationship between critical thinking and organizational innovation.