The effect of astute thinking on social adaptation of students of the College of Education, University of Misan was investigated in this study. The research population consisted of 2406 students (1913 female and 493 male) for Academic year 2025-2026. The design used was descriptive correlational design. The data was collected from two instruments that were previously validated; the Arabic version of the Sternberg-Wagner Thinking Styles Inventory (AST) was used for measuring astute thinking, and the Bell Adjustment Inventory (Arabic version) was used for measuring social adaptation using 245 students selected from a stratified random sampling. Validity and reliability of both scales were checked in the context of Iraq. Results showed a high value of both variables and there was a positive correlation between the variables which was statistically significant. There was no gender or academic specialization differences.