Supportive supervisors can improve the performance of employees with disabilities, according to research in the International Journal of Business Innovation and Research. However, the wider workplace environment determines how much that support translates into results.
The researchers analysed survey responses from 441 employees with disabilities and their supervisors across a range of organisations using partial least squares structural equation modelling. This is a statistical technique for examining relationships between multiple factors. The analysis showed that supervisors who provide practical, emotional, and informational support are associated with higher employee performance, both directly and indirectly.
A key mechanism was leader-member exchange, the team explains. This term describes the quality of the working relationship between a manager and an employee. Stronger, trust-based relationships partly explained why supportive supervision was linked to better performance. The findings also highlight the importance of organisational culture. A climate for psychological safety wherein employees feel able to speak up, ask for help, and raise concerns without fear of negative consequences led to greater benefits.
By contrast, stigma by association weakened those gains. This term refers to negative attitudes directed not only at the people with a disability but also at colleagues or supervisors who openly support them, potentially discouraging inclusive behaviour.
The researchers argue that the findings have implications for regions where disability inclusion remains underdeveloped. They recommend disability-focused training for supervisors, formal mentoring relationships between managers and employees with disabilities, regular assessments of psychological safety, and stronger anti-discrimination policies that protect both disabled employees and those who advocate for them.
Slade, H., Sohail, M., Ahmad, A. and Sheraz, F. (2026) ‘Supervisor social support and disability inclusion: examining mediation and moderation in employee performance’, Int. J. Business Innovation and Research, Vol. 40, No. 8, pp.1–27.
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