The Interview Board in the UPSC selection process is distinguished by its focus on assessing candidates holistically, evaluating not just their knowledge but also their personality, ethics, and interpersonal skills. Board members often come from diverse backgrounds, bringing varied perspectives to the evaluation process. They are trained to identify qualities essential for a successful civil servant, such as leadership and integrity. Additionally, candidates are assessed on their ability to handle pressure and respond to unexpected questions, ensuring a comprehensive evaluation of their potential.