An interdisciplinary approach to UPSC preparation involves integrating knowledge from subjects such as politics, economics, history, and geography. Candidates can connect themes across these disciplines to form a comprehensive understanding of complex issues. Utilizing resources like books, documentaries, and expert lectures can enhance this integration. Additionally, participating in discussions with peers from varied academic backgrounds fosters innovative thinking. This holistic approach equips aspirants with a multifaceted perspective, enriching their analytical and critical thinking skills essential for the exam.