. The Supreme Court will hear oral argument in two key partisan gerrymandering cases on March 26; one from Maryland (Benesik v. Lamone) and one from North Carolina (Rucho v. Common Cause). In preparation for these arguments, the editors at SCOTUSblog hosted this pre-argument symposium featuring a group of experts on redistricting law. Here is a quick summary of each contributor's essay. You can click to read each article in full. . Justin Levitt: Suggests that the unconstitutionality of excessive partisan gerrymandering follows from the fact that there is widespread agreement (in the legal community) that any State law that…