So says an MSNBC story.
“While black-majority districts all but guarantee African-American representation, they also have the effect of stamping the members, fairly or not, as simply representing black interests,” Martin reports.
That makes for safe seats, but not launching pads for higher office, when a Member of Congress must appeal to a broader electorate. “It’s a less than preferable training ground,” Martin argues, “for a politician who wishes to run statewide among a more diverse electorate.”
This conclusion might also apply to Section 2 in some circumstances.
For an example of an unelectable Congressman outside of his own gerrymandered district, see Imagine a World Without Balloons.