Guesstimate
maintainedWeb-based spreadsheet for making estimates with probability distributions. Precursor to Squiggle. Originally created by Ozzie Gooen in 2016. Features a library of 17,000+ community models. Still maintained but active development shifted to Squiggle and Squiggle Hub.
Organizations
1| QURI (Quantified Uncertainty Research Institute) | Nonprofit research organization developing tools for probabilistic reasoning, forecasting, and epistemic infrastructure. Key projects include Squiggle (probabilistic programming language), Squiggle Hub (model sharing platform), Metaforecast (forecast aggregation), SquiggleAI (LLM-powered estimation), RoastMyPost (LLM-powered content evaluation), and Guesstimate (spreadsheet for distributions). Founded in 2019 by Ozzie Gooen, evolved from earlier Guesstimate work (2016). Based in Berkeley, CA; primarily remote team of ~3-5 core contributors. Fiscally sponsored by Rethink Priorities. Funded by Survival and Flourishing Fund ($650K through 2022), Future Fund ($200K, 2022), and Long-Term Future Fund (ongoing). EIN 84-3847921. |