Gwendolyn J. Lindsay Cooley is the Chair of the National Association of Attorneys General Antitrust Task Force and has served as Wisconsin's Assistant Attorney General for Antitrust since 2005. Cooley has extensive experience litigating antitrust cases on behalf of the State of Wisconsin, including merger enforcement and cartel prosecutions. She is the lead attorney in State of Wisconsin v. Indivior, where she leads 42 Attorneys General in their case against the manufacturer of Suboxone. She was on the trial team for the States' challenge to the T-Mobile/Sprint merger. She was co-chair of the Pharmaceutical Industry Working Group in the National Association of Attorneys General Antitrust Task Force, was a delegate to the “Future of Pharma Mergers” multi-agency initiative spearheaded by the FTC, and lead the Reimagining Pharma Attorney Generals Advisory Group. She was the 2017 recipient of the State Bar of Wisconsin’s annual Government Lawyers Division Service Award and was a nominee for the 2022 Virginia Hart Award for her service to the State of Wisconsin.