Paranoia is inherent in redistricting, even when it’s nonpartisan redistricting. A Republican backed legal challenge against the Arizona Independent Redistricting Commission’s state legislative map went to trial last week and paranoia tainted every aspect of the case. The Republican plaintiffs pointed to overpopulated GOP districts versus under-populated Democratic districts as a sign that indeed the commission’s tie-breaking, independent chairwoman was actually a Democratic sympathizer, allowing Democrats on the panel to push through map scenarios favorable to their party.   They claim she never disclosed contributions to a Democratic candidate or her husband’s role as a Democratic strategist. The commission on…