Robert Byron Bird is a chemical engineer and professor emeritus in the Department of Chemical Engineering at the University of Wisconsin-Madison. He is known for his research in transport phenomena of non-Newtonian fluids, including fluid dynamics of polymers, polymer kinetic theory, and rheology. Charles F. Curtiss is the author of Dynamics of Polymeric Liquids, Volume 2: Kinetic Theory, 2nd Edition, published by Wiley.