On Critical Thinking and Logic

"Critical thinking" in the education sector has become a very fashionable term. Psychologists, educators, philosophers are discussing critical thinking. But what is critical thinking? The logical basis for what is it? We believe that the academic world's understanding to be further clarified. Scholars in logic, critical thinking, logic has become the current education reform and development is an important direction. Some scholars believe that critical thinking and informal logic are inextricably linked, and even suggested that critical thinking and non-formal logic can not distinguish between interactive use. This paper first examines the psychologists, sociologists and philosophers of education were given the definition of critical thinking, critical thinking and analysis and non-formal logic, formal logic links and differences between, and thus that the formal logic and non-formal logic together form the logical basis of critical thinking. The concept of Critical Thinking has become more and more popular currently, and has been regarded as a vital quality of a well-educated person. However, what is critical thinking is still a question under discussion. Abundant literatures showed that philosophers, psychologists and educators have contributed different answers to this question based on their own points of view. In this paper, we intend to integrate their ideas and try to formulate the logical foundation of critical thinking