The Maryland Senate this week followed the Maryland House of Delegates in passing legislation allowing same-sex marriage, but opponents are planning a voter referendum. In the Gazette’s coverage of the issue, UMBC professor and chair of public policy Donald Norris argues that the referendum vote might depend on who is nominated as the GOP presidential candidate — a more extreme or more centrist candidate — and who comes out to vote as a result. Either way, says Norris, “It’s going to be a squeaker.” UMBC assistant professor of political science Laura Hussey also offered her comments for the article, as well as …