1. Psych 335-Introduction to Cognition Introduction to Information Processing: Memory Scanning

2. Memory Scanning- Saul Sternberg Question: How do we scan through items in memory? We might suppose that we compare the item to other items stored in memory Serial vs. Parallel search Self-terminating vs. exhaustive search If Self-Terminating: Fixed-Order vs. Random-Order search

3. Design: Present a list of items for memorization Then ask a subject a question about that list Example: – 35682? –subject responds: no. Vary the number of items in the list

4. Paradigm

5. Find the Red L L L L L L T T T T T

6. T L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L T T T T T T T T T T T T T T T T T T T T L

7. Find the T: T L L L L L L L

8. T L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L L

9. Typical Findings

10. Predictions