L. TUCKER GIBSON, JR.,is professor of political science at Trinity University, where he teaches introductory courses in American national and state governments as well as courses on U.S. legislatures, political parties, and interest groups.nbsp; He has served on the Civil Service Commission of the city of San Antonio, assisted local governments across central and couth Texas in redistricting their governmental bodies, and conducted public opinion research for political candidates, businesses, and corporations.nbsp; Gibson is the coauthor ofPolitics in America: Texas Edition. nbsp; CLAY ROBISONcovered state government and politics in Texas for almost 40 years as a journalist, first for… theSan Antonio Light, and then for theHouston Chronicleand the San Antonio Express-News.nbsp; He covered many of the personalities and events that significantly impacted Texas government.nbsp; Robison is the coauthor ofPolitics in America: Texas Edition.