On 19 April 2018 Ben Williams successfully defended his Ph.D. dissertation entitled "The reproductive biology and management of walleye pollock (Gadus chalcogrammus) in the Gulf of Alaska". Ben was funded as part of Dr. Gordon Kruse's Walleye pollock maturity study. Dr. Williams works for the Alaska Department of Fish and Game in the Commercial Fisheries division.
One chapter from his dissertation examining the variability in maturity of pollock in the Gulf of Alaska is available here.