Objective: To explore the factors affecting unsafe antisocial behaviors of drivers in the context of Iran.Methods: The interviews were conducted from June to November 2019. A number of 19 participants were selected using purposive sampling method. The data were collected using face to face in-depth semi-structured interviews. Content analysis using Granheim’s approach was applied for data analysis.Results: Seven categories and 14 sub-categories were extracted from the data. The categories included cultural factors, educational and training factors, laws, imitating, substance abuse, awareness and attitude, and psychological problems.Conclusion: Based on the findings, various cultural, legal, educational, individual and psychological factors affect the unsafe antisocial behavior in driving. Seemingly, such behaviors could increase the chance of death or injury caused by road traffic crashes among the road users and affect social welfare of the citizens and road user’s safety
