Cybersecurity programs are often built around systems, controls, and compliance frameworks—but rarely around the one variable that introduces the greatest risk and complexity: human behavior. As hybrid identity ecosystems expand across cloud, on-premises, SaaS, workforce, and third-party environments, traditional technical defenses are increasingly shaped—or undermined—by how users think, trust, decide, and interact with digital systems. This session explores how principles from cyber psychology can be operationalized into actionable identity security strategy. Attendees will learn how cognitive bias, trust formation, decision fatigue, and digital behavior patterns directly influence identity risk across authentication workflows, privilege use, and third-party access. Through real-world healthcare-driven examples, we will demonstrate how security leaders can design identity governance, access policies, and user experience controls that align with how people actually behave—reducing friction, improving adoption, and strengthening security outcomes across hybrid environments.