- The Principal Scientific Adviser (PSA) Prof. Ajay Kumar Sood chaired the Fourth All S&T Clusters’ Meet in Chandigarh to review progress and foster synergy among regional science and technology clusters. - Emphasized the shift from pure R&D to outcome-driven, market-ready, and scalable technology deployment addressing local and national socioeconomic needs. - Focused on bridging the gap between academia, research institutions, industry, and startups to enhance commercialization and patent translation. - Highlighted collaborative efforts in critical sectors like healthcare, advanced materials, agriculture, and sustainable energy. - **Office of the Principal Scientific Adviser (PSA):** The top scientific advisory body to the Government of India, operating under the Cabinet Secretariat to advise the Prime Minister and cabinet on S&T policies, R&D priorities, and inter-ministerial coordination. - **All S&T Clusters:** Consortium-based innovation ecosystems launched under the Office of the PSA to foster collaboration among academia, industries, startups, and government to solve regional and national development challenges. **Introduction** Prof. Ajay Kumar Sood, Principal Scientific Adviser to the Government of India, chaired the Fourth All S&T Clusters’ Meet in Chandigarh. The meeting focused on strengthening collaboration among regional science and technology clusters, enhancing academia-industry synergy, and accelerating the commercialization of indigenous research and innovations to address national development challenges. **Core Issue and Detailed Points** - The Principal Scientific Adviser (PSA) Prof. Ajay Kumar Sood chaired the Fourth All S&T Clusters’ Meet in Chandigarh to review progress and foster synergy among regional science and technology clusters. - Emphasized the shift from pure R&D to outcome-driven, market-ready, and scalable technology deployment addressing local and national socioeconomic needs. - Focused on bridging the gap between academia, research institutions, industry, and startups to enhance commercialization and patent translation. - Highlighted collaborative efforts in critical sectors like healthcare, advanced materials, agriculture, and sustainable energy. **Key Statutory Bodies, Acts & Concepts** - **Office of the Principal Scientific Adviser (PSA):** The top scientific advisory body to the Government of India, operating under the Cabinet Secretariat to advise the Prime Minister and cabinet on S&T policies, R&D priorities, and inter-ministerial coordination. - **All S&T Clusters:** Consortium-based innovation ecosystems launched under the Office of the PSA to foster collaboration among academia, industries, startups, and government to solve regional and national development challenges.