If you want to understand the monstrous effect gerrymandering has had in our elections, and the history of efforts to combat it, here’s this clear and beautifully written article by Adam Liptak.
Source: When Does Political Gerrymandering Cross a Constitutional Line? – The New York Times
Shh. Don’t say it too loudly but this case, Gill v Whitford, barreling down the road to the Supreme Court, might not join the worst Supreme Court decisions ever.