—This paper explores how Artificial Intelligence (AI) can be used to understand and predict user behavior in online social communities, with specific attention paid to its implications and methods. We begin by examining the multifaceted nature of user behavior, delving into actions, motivations, and social-graph interactions. Next, we examine the range of AI frameworks, from fundamental predictive analytics to advanced modeling paradigms like GNNs for relational dynamics, Transformer- based models for information diffusion, and ABMs (agent- supported models) for simulating emergent social phenomena. From data entry to preprocessing and feature engineering to model evaluation, the report provides a comprehensive overview of the predictive pipeline from start-to-end. In summary, we bring attention to the profound ethical dilemmas related to algorith- mic bias, data privacy, and accountability that are inevitably associated with the growing potency of predictive technologies. This compilation acts as ”the ultimate guide for researchers and practitioners, guiding them through the technical capabilities and ethical obligations of this rapidly developing field Index Terms—Artificial Intelligence, User Behavior Prediction, Online Social Communities, Graph Neural Networks, Transform- ers, Agent-Based Models, Predictive Analytics, Algorithmic Bias, Data Privacy, Ethical AI.
Singh et al. (Wed,) studied this question.