Gabriel Eckstein is a professor of law at Texas Wesleyan University School of Law. Active as an expert adviser and consultant on U.S. and international environmental and water issues to various organizations, Eckstein also serves as Senior Fellow for the Texas Tech University Center for Water Law & Policy. He also directs the International Water Law project, which is designed to gather and distribute information on international water law and policy, and serves on the executive board of the International Water Resources Association.

Prior to joining Texas Tech, Eckstein served as Senior Counsel for CropLife America, a U.S. trade association of agricultural chemicals and biotech companies, advising on matters of U.S. and international regulatory and environmental law and compliance related to agricultural chemicals and biotechnology, air and water pollution, endangered species and intellectual property. He also has worked as a litigator in private practice on environmental, toxic tort and asbestos cases.