This document discusses the role of theory in public relations. It summarizes the debate around different models of public relations proposed by scholars like Grunig and Hunt. While Grunig's two-way symmetrical model was once seen as ideal, others have critiqued aspects of it. The document also analyzes a case study of Hamleys toy store bringing live animals into its store, and the public backlash it received, demonstrating the importance of theory for ethical public relations practice in a global, digital environment.