Psychology 200: Cognitive Psychology S105 Kedzie Dr. Z. Hambrick January 15 What is cognitive psychology? Definition: The science of memory and mental processes...and its application Problem > Theory > Problem > Theory...etc Memory: Mental processes involved in acquiring and retaining information for later retrieval and the mental storage system that enables these processes Sensory Memory: How much can we perceive in a single glance Sperling's letterrecognition experiement Flashbulb Memory: essentially photographic, but inaccuracies can develop over time Proposed in 1970s Indelible, doesn't fade Cognition : collection of mental processes and activities used in perceiving, remembering, thinking, and understanding, and the act of using these processes Summary of the Intuitive Cognitive Analysis Sensory and Perceptual : Focus eyes on print Encode and recognize printed material Memory and Retrieval: Look up and identify words in memory Retrieve word meanings Comprehension: Combine word meanings to yield the sentence meaning Evaluate sentence meaning and consider alternative meanings Judgment and Decision: Retrieve the answer to the question Determine reasonableness of the question Computational (Question 2): Retrieve fact knowledge Retrieve knowledge of how to divide and execute procedure Cognition in Context: Ecological validity generalizability to realworld situations in which people act and think A Brief History of Psychology Why and when did the discipline emerge? Long past, short history How do we make sense of the highly variable work? Plato proposed the doctrine of "ideal forms" Where does this knowledge come from? Descartes: (nativist: come into world with skills, knowledge) Locke: (empiricist: black slate)
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