I am informed that today is National Clerihew Day.
I knew of such things but didn't know they had a name. It's a short, biographical poem, AABB.
An example
Did Descartes
Depart
With the thought
"Therefore I'm not"?
I wish I had known about this during Zelazny poetry month.
Zelazny wrote many a modern myth
in thirty years as a wordsmith.
Tales of gods in disguise
and of princes with green eyes.