Welcome!

My name is John Hallman, and this is my blog.

I’m currently a researcher at OpenAI working on post-training science, though I've done a bunch of other stuff in the past from pre-training, RL, bio, healthcare, and more.

I grew up in Sweden to a Swedish father and a Japanese mother. Growing up, I was fortunate to stumble into figure skating and math competitions, both of which I ended up competing in internationally, representing Sweden at the 2012 figure skating youth olympic games, and the 2016 international mathematical olympiad.

If any of this sounds interesting, please come along for the ride~

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Pre-training / post-training researcher at OpenAI, retired math olympian and figure skater

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