P. A. Ramachandran is a professor at Washington University at St. Louis in the energy, environmental, and chemical engineering department. He holds bachelors and doctoral degrees in chemical engineering from the Bombay University Department of Chemical Technology. He has extensive teaching experience in transport phenomena, reaction engineering, and applied mathematics. His research interest is mainly in the application of transport phenomena principles to chemically reacting systems and development of continuum based models for multiphase reactor design. He is the author of Boundary Element Methods in Transport Phenomena and Advanced Transport Phenomena, and coauthor of Three-Phase Catalytic Reactors.