This research report delves into the issue of workplace discrimination, focusing on its impact on employee performance, using Sainsbury's as a case study. The report begins with an introduction outlining the research proposal, objectives, and questions. It then provides a comprehensive literature review, defining workplace discrimination, exploring its causes such as retaliation, sex, and age discrimination, and examining potential solutions like written rules, complaint protocols, and education. The methodology section details the research approach, methodologies (qualitative and quantitative), research philosophy (positivism), sampling methods, data analysis techniques, and ethical considerations. The data collection and analysis chapter discusses primary and secondary data collection methods, including thematic analysis. The report concludes with a summary of findings, conclusions, and recommendations for addressing workplace discrimination and enhancing employee performance, along with a personal reflective statement. The report provides a detailed examination of workplace discrimination, offering insights into its causes, consequences, and potential solutions within the context of a major UK supermarket chain.