The GOP's Expiration Date Nears?

Ruy Teixeira continues to warn (pdf) Republicans about looming demographic challenges. Tom Schaller summarizes:

The nature of the GOP's demographic-electoral problem is three-fold. First, the challenge of trying to evolve and adapt is itself limited by demographics because the GOP's older and whiter residual white minority coalition is simply less amenable to the sort of changes it would take to modernize the party. Second, so many of the figures within the party who might be able to lead a...