The goal of this study is to investigate the students’ fear of success and sensation seeking. All high school students of Semnan are the population society in which 60 students are chosen by simple random sampling method. Fear of success and sensation seeking questionnaire was used to gather information and data in this study. Integrity method has been used in this research. The results showed that there’s a relation between fear and sensation seeking , and that fear of success in different grades of students differs and sensation seeking in different grades doesn’t
