As a theoretical cosmologist, I'm frequently asked "what is the benefit of the work you're doing for people's lives?" Nothing I work on makes money or cures disease.

There are a few different answers one can give, at various levels of "convincing" / "actually relevant to why the work is done."

1/🧵

Very excited to have this one published!

digitalcommons.wku.edu/ijes/vol18/i...

Been messing around with Statcast swing metrics. When MLB batters erroneously expected a fastball, they tended to adopt longer swing lengths. However, if they were surprised by a heater, they were much more likely to shorten their swing! #python #baseball