John F. Wu

@jwuphysics

Tenure-track astronomer working on galaxies, machine learning, and Al for scientific discovery. Opinions my own. He/him.

Baltimore, MD, USA

Joined June 2020

Pinned
John F. Wu
@jwuphysics
Dec 5, 2025
New blog post. In the era of LLMs, what does learning look like? What happens when are overconfident in our understanding due to AI sycophancy? Is it even useful to use LLMs for education without outsourcing our thinking? jwuphysics.github.io/blog/2025/12/l…
John F. Wu
@jwuphysics
Aug 12
Eclipse. 10 years of marriage.
John F. Wu
@jwuphysics
Aug 6
Want to be the head of the STScI Data Science Mission Office? Pros: awesome mission, amazing research, incredible people, impact at a critical time of AI and large astro surveys Cons: you have to put up with me as a direct report stsci.slideroom.com/#/login/progra…
John F. Wu
@jwuphysics
Aug 6
On vacation and apparently the first thing did was drive 200 miles away from where my car key fob popped off my keychain, so now I cannot drive my car any more. Thanks Honda for that great design!
John F. Wu
@jwuphysics
Aug 5
hmm
Boaz Barak
@boazbaraktcs
Aug 4
While evaluations should be carefully controlled, models taking unsanctioned actions is a serious concern our industry needs to address. These tables in the @AISecurityInst technical report summarize the incidents. The worst incident involved making a PR to a github repository