See More Hear More Watch More Hear More Get on iTunes
FiveThirtyEight FiveThirtyEight

Declining number of swing states

Computer science research assistant, Randal S. Olson says the number of swing states has declined over the past 20 years — from 32 in 1992 to just 14 in 2012. And, Olson points out that presidential candidates are well aware of which states count.


More from