Explore the world of large language models (LLMs) like ChatGPT and GPT-4 in this 23-minute talk from the Toronto Machine Learning Series. Gain a clear understanding of how these sophisticated AI systems work and their potential impact on society. Learn about the history and development of LLMs, their key principles, and practical applications across various industries. Discover the ethical and societal implications of widespread LLM adoption, including data privacy concerns, algorithmic bias, and the potential for AI-generated misinformation. Join Alex Olsen, Senior Research Associate, and Somayeh Sadat, Assistant Director from CARTE at the University of Toronto, as they provide an accessible explanation of these revolutionary technologies and their role in shaping the future of AI communication.