Part 1: The Basics of Cognitive Psychology: Core Concepts

The Basics of Cognitive Psychology: Core Concepts introduces the essential framework of cognitive psychology, an academic discipline centered on how humans perceive, remember, and process information. Operating on the core assumption that the human mind functions similarly to a computer, the field explores the mechanics of input, storage, and retrieval. It distinguishes itself through various sub-disciplines, including cognitive science, which utilizes computational frameworks like semantic and connectionist networks to simulate mental processes, and cognitive neuropsychology, which examines brain impairments to infer normal cognitive functioning. The text traces the discipline's historical evolution, highlighting the pivotal "cognitive revolution" of the mid-1950s and the contributions of influential figures such as Miller, Chomsky, and Broadbent. Key theoretical models are examined in detail, ranging from the multistore and working memory models to competing theories of perception, such as Gibson’s direct, stimulus-driven approach versus Gregory’s experience-based constructivist view. Furthermore, the unit emphasizes the rigorous application of the scientific method, explaining how researchers formulate hypotheses and manipulate variables to conduct both controlled laboratory experiments and non-experimental studies like case studies, correlations, or naturalistic observations. By integrating recurring themes such as top-down and bottom-up processing, modularity, and the role of mental schemas, the material provides a comprehensive guide for students to adopt the analytical mindset required for advanced psychological study while adhering to vital ethical guidelines.