Quiz: How much do you know about America’s gerontocracy?

• The US government is old and getting older.
• There are profound implications — social, civil, technological — for the electorate.

Insider recently launched "Red, White, and Gray," a series that explores the costs, benefits, and dangers of life in a democracy helmed by those of advanced age, where issues of profound importance to the nation's youth and future — technology, civil rights, and, yes, energy and the environment — are largely in the hands of those whose primes have passed.

Test your knowledge here about the United States' gerontocracy.