Oklahoma Attorney General Drew Edmondson recently told supporters that he plans to run for Governor in 2010. So voters might be interested in how the AG has treated critics of government while serving as the state's top law enforcer. The case of Paul Jacob is instructive. A veteran political activist, Mr. Jacob is the former head of U.S. Term Limits and the current head of Citizens in Charge. A year ago, he and two fellow grassroots organizers, Rick Carpenter and Susan Johnson, were indicted on criminal conspiracy charges. Mr. Edmondson's office alleges that they attempted to defraud the state by...