Methods to synthesize knowledge from different subjects relevant to UPSC include creating mind maps and conceptual frameworks that connect various themes. Engaging in interdisciplinary studies allows aspirants to grasp topics holistically. Utilizing interleaved learning—mixing subjects during study sessions—promotes deeper understanding and retention. Joining study groups facilitates discussions where participants share insights from different subjects, enhancing collective knowledge. Regular self-testing reinforces learning and encourages candidates to integrate information effectively across diverse topics.