Ronald J. Willey is a Professor of Chemical Engineering at Northeastern University in Boston, MA. He holds a Ph.D. in Chem. Eng. from the Univ. of Massachusetts, Amherst, and a B.S. Chem. Eng. (summa cum laude) Univ. of NH, Durham. He is a registered professional engineer in the Commonwealth of Massachusetts and serves on the Board of the Registration for Engineers and Land Surveyors. He is also co-editor of Process Safety Progress.