Define the terms cognition and cognitive psychology. Now think about your ideal career, and suggest several ways in which the information from cognitive psychology would be relevant to this career.
Cognition refers to the mental activities involved in acquiring, storing, retrieving, and using knowledge. These include perception, attention, memory, language, problem solving, reasoning, and decision making. Cognitive psychology is the scientific study of these mental processes.
For a career in counseling or therapy, cognitive psychology is highly relevant because it explains how people interpret life events, form beliefs, remember past experiences, and regulate emotions. Knowledge of memory helps understand trauma and false memories. Understanding attention explains rumination and anxiety. Research on problem solving and decision making informs how clients choose coping strategies. Cognitive psychology also provides the theoretical foundation for cognitive-behavioral therapy (CBT).
Compare the following approaches to psychology with respect to their specific emphasis on human thinking: (a) William James’s approach, (b) behaviorism, (c) gestalt psychology, and (d) the cognitive approach.
(a) William James emphasized the study of consciousness and mental processes, focusing on how the mind functions in everyday life.
(b) Behaviorism largely rejected the study of thinking and focused only on observable behavior.
(c) Gestalt psychology emphasized perception and organization, proposing that people perceive patterns and wholes rather than isolated parts.
(d) The cognitive approach directly studies internal mental processes such as memory, reasoning, and language using scientific methods.
This chapter addresses the trade-off between ecological validity and carefully controlled research. Define these two concepts. Then compare the following approaches in terms of their emphasis on each concept: (a) Ebbinghaus’s approach to memory, (b) James’s approach, (c) the behaviorist approach, (d) early cognitive psychology, and (e) current cognitive psychology research.
Ecological validity refers to how closely research reflects real-world conditions. Carefully controlled research emphasizes precision and control of variables.
(a) Ebbinghaus: high control, low ecological validity.
(b) James: high ecological validity, low control.
(c) Behaviorism: high control, low ecological validity.
(d) Early cognitive psychology: moderate control, limited ecological validity.
(e) Current cognitive psychology: attempts to balance both.
List several reasons for the increased interest in cognitive psychology and the decline of the behaviorist approach. Also describe cognitive science and its disciplines.
Behaviorism declined because it could not explain language, reasoning, and complex mental processes. Cognitive psychology increased due to advances in computer science, neuroscience, and dissatisfaction with behaviorism.
Cognitive science is an interdisciplinary field including psychology, neuroscience, artificial intelligence, linguistics, philosophy, anthropology, and computer science.
The section on cognitive neuroscience described five research techniques. For each technique, describe strengths, weaknesses, and the kinds of questions it can answer.
EEG: Strength—excellent temporal resolution; Weakness—poor spatial resolution; Answers when brain activity occurs.
fMRI: Strength—high spatial resolution; Weakness—poor temporal resolution; Answers where activity occurs.
PET: Strength—measures metabolic activity; Weakness—invasive; Answers which regions use energy.
Single-cell recording: Strength—precise neuron-level data; Weakness—invasive; Answers how individual neurons respond.
TMS: Strength—causal inference; Weakness—limited depth; Answers what happens when a region is disrupted.
What is artificial intelligence, and how is the information-processing approach relevant? Select three cognitive processes and explain differences between pure AI and computer simulation.
Artificial intelligence (AI) studies machines that perform intelligent behavior. The information-processing approach views cognition as a series of mental operations.
Processes: perception, language, problem solving.
Pure AI builds functional systems. Simulation models test psychological theories.
How does connectionism differ from classical AI? List three PDP characteristics and explain its neuroscience basis.
Connectionism uses neural networks rather than symbolic rules. PDP characteristics: parallel processing, distributed representation, learning through weight changes. It is inspired by neural structure and brain connectivity.
Theme 4 emphasizes interrelated cognitive processes. Provide an example from solving a recent problem.
Example: Planning travel requires perception (reading info), memory (past experiences), attention (focusing), and reasoning (choosing options).
Describe how features in ‘How to Use Your Book’ can improve memory.
Active reading, summarizing, self-testing, and relating material to personal experiences improve encoding and retention.
Review the five themes of the book and provide examples.
1) Scientific methods: Experiments.
2) Interrelated processes: Memory and perception interact.
3) Limited capacity: Multitasking difficulty.
4) Nature vs nurture: Genes and environment.
5) Applied relevance: Therapy and education.
Look at terms in book at end of chapters
