David W. Schindler (1940-2021), O.C., F.R.S.C., F.R.S., was Killam Memorial Chair and Professor of Ecology at the University of Alberta, Edmonton. He received numerous awards for his work, including the first Stockholm Water Prize (1991), the Volvo Environment Prize (1998), the NSERC Gerhard Herzberg Gold Medal for Science and Engineering (2001), and the Tyler Prize for Environmental Achievement (2006).