W. Wallace Cleland, American biochemist and academic (b. 1930)

William Wallace Cleland (January 6, 1930 – March 6, 2013, often cited as W. W. Cleland, and known almost universally as "Mo Cleland", was a University of Wisconsin-Madison biochemistry professor. His research was concerned with enzyme reaction mechanism and enzyme kinetics, especially multiple-substrate enzymes. He was elected to the National Academy of Sciences in 1985.