In 2009 there were 3.28 million non-fatal occupational injuries and illnesses (Bureau of Labor Statistics, 2010). Of these injuries and illnesses, 965,000 resulted in lost days from work. In addition there were 4,340 workplace fatalities. Given the number of occupational injuries, illnesses, and fatalities, and the associated direct and indirect costs, organizations have sought to improve safety at work. Safety climate and safety motivation are two variables hypothesized to affect safety behaviors and safety outcomes. Safety climate refers to the shared perceptions of workgroup members, of the organizations' commitment to safety as evidenced by heir immediate supervisors' pattern of implementing safety policies and procedures (Zohar, 2003). Therefore, the workgroup supervisor plays an major role in the development of safety climate. Social exchange theory and previous studies of leadership styles and safety suggest that supervisors who convey concern for subordinates' well-being increase workers' motivation to reciprocate by increasing their safe behaviors at work. However, no