Dr. Haijun Ruan joined the Dyson School of Design Engineering as a Research Associate in 2020. He works with Dr. Billy Wu, Prof. Gregory Offer, and Dr. Huizhi Wang on multiple research projects at Electrochemical Science & Engineering (ESE) group at Imperial College London. His current research focuses on lithium-ion battery modeling, and machine learning-based degradation diagnostics and lifetime prediction. He is now funded by the Industry Fellowship from The Faraday Institution.