Bob Hall is a homebrewer of 27 years and a BJCP Grand Master 2 judge. Bob has made all sorts of sour beers, not including his sour initial attempt at a “lager” in 1990. By day he is a professor of freshwater ecology at University of Montana stationed at Flathead Lake.

• Seminar(s):
• The "Sour" in Sour Beers: Microbiology Sensory Perception and Styles