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Thomas Griffiths

5 accepted papers

2026

Large Language Models Develop Novel Social Biases Through Adaptive Exploration

ICML 2026oral

As large language models (LLMs) are adopted into frameworks that grant them the capacity to make real decisions, it is increasingly important to ensure that they are unbiased. In this paper, we argue that the predominant approach of simply removing existing biases from models is not enough. Using a …

Cited by 0SourceScholar
2024

MacGyver: Are Large Language Models Creative Problem Solvers?

NAACL 2024long

We explore the creative problem-solving capabilities of modern LLMs in a novel constrained setting. To this end, we create MACGYVER, an automatically generated dataset consisting of over 1,600 real-world problems deliberately designed to trigger innovative usage of objects and necessitate out-of-the…

2022

Probing BERT’s priors with serial reproduction chains

ACL 2022findings

Sampling is a promising bottom-up method for exposing what generative models have learned about language, but it remains unclear how to generate representative samples from popular masked language models (MLMs) like BERT. The MLM objective yields a dependency network with no guarantee of consistent…

2021

Meta-Learning of Structured Task Distributions in Humans and Machines

ICLR 2021poster

In recent years, meta-learning, in which a model is trained on a family of tasks (i.e. a task distribution), has emerged as an approach to training neural networks to perform tasks that were previously assumed to require structured representations, making strides toward closing the gap between human…

2018

Recasting Gradient-Based Meta-Learning as Hierarchical Bayes

ICLR 2018poster

Meta-learning allows an intelligent agent to leverage prior learning episodes as a basis for quickly improving performance on a novel task. Bayesian hierarchical modeling provides a theoretical framework for formalizing meta-learning as inference for a set of parameters that are shared across tasks.…

Cited by 686SourcePDFScholar