Dr. P. K. Bhattacharya is the Director of the Knowledge Resource Centre and Senior Fellow at The Energy and Resources Institute (TERI), New Delhi. He heads the Knowledge Management Division, overseeing activities such as knowledge procurement, service innovation, digital value-based knowledge services, content processing, editorial work, and user-centered information services. He also serves as Head/Coordinator of the Environmental Information System on Renewable Energy and Climate Change at TERI, preparing reports and implementing projects for the Government. His recent work emphasises research data management, capacity development, and sustainability-driven knowledge solutions.