The Supreme Court's reapportionment decisions, beginning with Baker v. Carr in 1962, had far more than jurisprudential consequences. They sparked a massive wave of extraordinary redistricting in the mid-1960s. State legislative and congressional districts were redrawn more comprehensively - by far - than at any previous time in our nation's history.

The Supreme Court's reapportionment decisions sparked a wave of extraordinary redistricting in the mid-1960s.