give reference and scholarly citation on this article, An Industrial-Organizational (I/O) practitioner with a doctorate is expected to possess a deep understanding of issues related to social justice in the workplace. Here are some critical areas of knowledge and expertise that they should have: Equality and Equity: I/O practitioners should be well-versed in inequality (treating everyone equally) and equity (providing resources and opportunities according to individual needs). They should understand the importance of designing workplace policies and practices that promote equality and equity. Equality is important because it ensures all employees are treated fairly and have the same opportunities. This can help to prevent discrimination and promote a diverse and inclusive workplace. Equity, on the other hand, recognizes that employees have different needs and that treating everyone the same way may only sometimes be fair or effective. By providing resources and opportunities according to individual needs, equity can ensure all employees have the support they need to succeed. As an Industrial-Organizational (I/O) practitioner, it is essential to understand these concepts and to design workplace policies and practices that promote both equality and equity. This might involve conducting regular audits to ensure that policies and practices are fair and inclusive, providing