Click to enlarge.
Click to enlarge.

Thanks to the domino effect of Rick Perry’s retirement, an unusual number of high-profile Republican politicians have been vying for statewide office this year. Add to that the intensity that the tea party insurgency has brought to ideological debates within the GOP, and you’ve got a recipe for an extremely volatile primary season. Which is exactly what we’ve seen in the current election cycle, leading, as in 2012, to an atypically large number of runoff races. This year’s will be held on May 27. If history is any guide, all that ideological passion won’t prompt many people to actually show up at the polls