Salim Eray Celik is a PhD student at the Business School of Worcester Polytechnic Institute, specializing in circular economy, operations and supply chain management, sustainability, and blockchain. His research focuses on carbon emission data management using blockchain technology, with a particular emphasis on its role in a circular economy framework. By leveraging advanced simulation, mathematical modeling, strategic decision-making, and experimentation, he explores the dynamic interplay of these systems to drive sustainable and efficient solutions.