About the editors Attilio Bisio is currently Engineering Advisor at Corporate Research, Exxon Research and Engineering Company, Clinton, New Jersey. With over thirty years' experience in the field of chemical manufacturing, Mr. Bisio has held positions as research investigator, research engineer, instructor, project advisor, technical superintendent, director of engineering, and senior engineering associate for a variety of prestigious firms worldwide. He holds an MS in chemical engineering from Columbia University, did graduate study in economics at the New York University Graduate School of