By Edgar Treiguts, CNN
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(CNN) – It's a very exclusive club of four. And on Monday, we'll be introduced to its newest member, Richard Blanco. The short history of inaugural poets includes the names of Robert Frost, Maya Angelou, Miller Williams, and Elizabeth Alexander.
The inaugural poem is a collision of prose and politics. Alexander, who recited hers at President Obama's first inauguration in 2009, says the biggest challenge is finding just the right words:
[4:12] "You don't want your language to become dead and flat. You don't want your language to be the language of service."
CNN's Edgar Treiguts tells us about the short history of inaugural poets, and their challenge of writing prose to fit such an important occasion.