Who's on First: A Primer

It's a question that has puzzled philosophers and everyday folk alike for centuries: who's on first? In this exhaustive guide, we'll delve into the intricacies of this enigmatic concept.

What's on First?

Before we can determine who's on first, we need to establish what's on first. This includes:

• The first mate (or spouse)
• The firstborn (or oldest child)
• The first in line (or oldest in a series)

For more information, see our comprehensive guide on What's on First.

Who's on First?

Now that we've established what's on first, it's time to answer the question: who's on first? This includes:

• The person on the first team (or first in line)
• The one who gets to go first (in a game or competition)
• The first to arrive (at a social gathering)

For more on this, see our guide on Who's on First.

Or, if you're feeling adventurous, try First Base.