Multi-objective optimization (MOO) is an essential tool for improving the performance, energy efficiency, profitability, safety, and reliability of industrial process systems. This book provides an overview of the recent developments and applications of MOO for modeling, design, and operation of chemical, petrochemical, pharmaceutical, energy, and related processes. It covers important theoretical and computational developments as well as specific applications. An invaluable resource for researchers in chemical engineering as well as professionals and engineers in process design, modeling, and optimization.