By Mike Hays, Special to The Times Mike Hays One of the most abhorrent and undemocratic things about gerrymandering is how it stifles competition. As a new teacher in Pennsylvania, I have been thinking about how I might explain gerrymandering to my 8th grade class. Full disclosure: I am not an innocent bystander, having run for the PA House 26th District in 2012 as an underfunded, yet determined,...