A Computational Framework for Behavioral Assessment of LLM Therapists

Fuente: arXiv
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Autores principales: Chiu, Yu Ying, Sharma, Ashish, Lin, Inna Wanyin, Althoff, Tim
Formato: Preprint
Publicado: 2024
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author Chiu, Yu Ying
Sharma, Ashish
Lin, Inna Wanyin
Althoff, Tim
author_facet Chiu, Yu Ying
Sharma, Ashish
Lin, Inna Wanyin
Althoff, Tim
contents The emergence of large language models (LLMs) like ChatGPT has increased interest in their use as therapists to address mental health challenges and the widespread lack of access to care. However, experts have emphasized the critical need for systematic evaluation of LLM-based mental health interventions to accurately assess their capabilities and limitations. Here, we propose BOLT, a proof-of-concept computational framework to systematically assess the conversational behavior of LLM therapists. We quantitatively measure LLM behavior across 13 psychotherapeutic approaches with in-context learning methods. Then, we compare the behavior of LLMs against high- and low-quality human therapy. Our analysis based on Motivational Interviewing therapy reveals that LLMs often resemble behaviors more commonly exhibited in low-quality therapy rather than high-quality therapy, such as offering a higher degree of problem-solving advice when clients share emotions. However, unlike low-quality therapy, LLMs reflect significantly more upon clients' needs and strengths. Our findings caution that LLM therapists still require further research for consistent, high-quality care.
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id arxiv_https___arxiv_org_abs_2401_00820
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle A Computational Framework for Behavioral Assessment of LLM Therapists
Chiu, Yu Ying
Sharma, Ashish
Lin, Inna Wanyin
Althoff, Tim
Computation and Language
Human-Computer Interaction
The emergence of large language models (LLMs) like ChatGPT has increased interest in their use as therapists to address mental health challenges and the widespread lack of access to care. However, experts have emphasized the critical need for systematic evaluation of LLM-based mental health interventions to accurately assess their capabilities and limitations. Here, we propose BOLT, a proof-of-concept computational framework to systematically assess the conversational behavior of LLM therapists. We quantitatively measure LLM behavior across 13 psychotherapeutic approaches with in-context learning methods. Then, we compare the behavior of LLMs against high- and low-quality human therapy. Our analysis based on Motivational Interviewing therapy reveals that LLMs often resemble behaviors more commonly exhibited in low-quality therapy rather than high-quality therapy, such as offering a higher degree of problem-solving advice when clients share emotions. However, unlike low-quality therapy, LLMs reflect significantly more upon clients' needs and strengths. Our findings caution that LLM therapists still require further research for consistent, high-quality care.
title A Computational Framework for Behavioral Assessment of LLM Therapists
topic Computation and Language
Human-Computer Interaction
url https://arxiv.org/abs/2401.00820