Most federal riding boundaries haven't radically changed in recent years, but thanks to electoral district redistribution that began in 2021 and was finalized in 2023, thousands of Edmontonians will be voting in ridings with different names during this federal election.

Here's a primer on what's changing and what past election results can and cannot tell us about voters in the reconfigured ridings.

Why did ridings change?

Every 10 years, independent commissions review boundaries in each province a…