Texas is the only state that prohibits voters who participate in a political party's primary election or a local party convention from signing ballot access petitions for political parties or independent candidates for office. Since 1972, the six other states that had a similar provision have dropped it. Now, the Libertarian Party of Texas is working with state legislators to get a bill passed to eliminate this facet of election law, which is called "primary screenout." On Feb. 28, State Representative Todd Baxter, a Republican, filed the bill (HB 1721) for consideration by the state House's Elections Committee after Libertarians...