• LLMs:
  • COLM 2025 talk (slides, arXiv).
  • We want to make LLMs into excellent tutors: (blog post, arXiv).
  • A game theory / evolutionary look at alignment (slides).
  • Picking the right batch size .
  • A TCS / statistical look at LLMs (slides).
  • Checking is a bit easier than generating answers (arXiv).
• Research: vita, arXiv, scholar, obsolete research page, covid work.
• Mortality: Over the years, I have worked on several mortality calculators:
  • Classic first version: Mortality
  • The newest one works for people over 50. It will tell you your optimal weight.
  • A phone friendly version.
  • Heart disease prediction by ACC. (Not mine!)
• Family and Photos:
  • Old photos (old photos on facebook).
  • My Dad shot a movie about India called The future for Ram, (youtube). I only recently saw Apu and realized how much my dad's film is an homage to it.
  • My parents created this picture book about Tibirita, Colombia. My sister Shanti scanned and translated it into Spanish.
  • My grandfather built a lake (map) in upstate NY (picture: youtube, mushrooms, bubbles).
• Talks:
  • RL for supply chain (NYC Ops day slides, arXiv: 2022, 2023, 2024, 2025a, 2025b)
  • Calibration: Simons, Calibeating, AMLC.
  • CMU talks: 1, 2, 3, 4, and 5.
  • Older talks: Falsifiability, calibration (handout), linear (shorter).
  • bio, head shot
• Teaching: Old teaching materials are still on line.
• Rants: Some 20 year old rants and raves.

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