Quality of hire is a central metric in talent acquisition, often considered a reflection of how effectively new hires contribute to organizational success. Despite its importance, there is no universally accepted definition of quality of hire. Quality of hire is often conceptualized as a combination of employee performance, retention, and cultural fit over time. Industry research emphasizes that organizations employing multi-metric approaches are better equipped to evaluate and improve hiring outcomes. Given the complexity of defining and measuring quality of hire, this report synthesizes key metrics and best practices to provide actionable insights for improving hiring outcomes.