Mitigating Identity Essentialism in LLM Agents with Longitudinal Life Trajectories

arXiv:2608.19621 · cs.CL · Submitted 2026-08-20 · Read on arXiv

cs.CL

Submitted: 2026-08-20

Updated: 2026-09-22

Comments: 20 pages, 8 figures

Code: https://github.com/halsayxi/LifeMem

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• RAG — 31× in this paper · explained in 3 episodes
• Alignment — 22× in this paper · explained in 1 episode
• Trace — 8× in this paper · explained in 2 episodes
• Ablation — 5× in this paper · explained in 1 episode
• Robustness — 5× in this paper · explained in 5 episodes
• Agent Memory — 3× in this paper · explained in 1 episode
• Large Language Models (LLMs) — 3× in this paper · explained in 6 episodes
• Ablation study — 2× in this paper · explained in 1 episode
• Evaluation Dimensions — 2× in this paper · explained in 3 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Benchmark — 1× in this paper · explained in 2 episodes
• Catastrophic Forgetting — 1× in this paper · explained in 5 episodes
• Cosine Similarity — 1× in this paper · explained in 3 episodes
• Digital Twin — 1× in this paper · explained in 4 episodes
• Embeddings — 1× in this paper · explained in 2 episodes
• Homogenization — 1× in this paper · explained in 2 episodes
• LoRA Adapters — 1× in this paper · explained in 3 episodes
• Objective Function — 1× in this paper · explained in 2 episodes
• Persona Prompting — 1× in this paper · explained in 2 episodes
• Personalization — 1× in this paper · explained in 2 episodes
• Regularization — 1× in this paper · explained in 3 episodes
• Semantic Similarity — 1× in this paper · explained in 2 episodes
• Thinking mode — 1× in this paper · explained in 2 episodes

Sources

• Wisdom from Diversity: Bias Mitigation Through Hybrid Human-LLM Crowds
• Persona Vectors: Monitoring and Controlling Character Traits in Language Models
• Scaling Synthetic Data Creation with 1,000,000,000 Personas
• The Llama 3 Herd of Models
• MemEye: A Visual-Centric Evaluation Framework for Multimodal Agent Memory
• The Curious Case of Neural Text Degeneration
• Population-Aligned Persona Generation for LLM-based Social Simulation
• Persona-Based Simulation of Human Opinion at Population Scale
• Ministral 3
• The Prompt Makes the Person(a): A Systematic Evaluation of Sociodemographic Persona Prompting for Large Language Models
• LLM Agents Grounded in Self-Reports Enable General-Purpose Simulation of Individuals
• Bias after Prompting: Persistent Discrimination in Large Language Models
• Parametric Social Identity Injection and Diversification in Public Opinion Simulation
• Cultivating Pluralism In Algorithmic Monoculture: The Community Alignment Dataset

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