1. Procedural Memory Psychology 3717

2. introduction Different than memory for facts Different than memory for facts How do you read? How do you read? How do you do math? How do you do math? How do you stop a puck? How do you stop a puck? Not too easy eh! Not too easy eh!

3. properties Such memory is implicit Such memory is implicit The memory bit shows up because we get better at stuff with practice The memory bit shows up because we get better at stuff with practice We don’t know how we do, but we do We don’t know how we do, but we do I keep getting better at NHL 2005 on my xbox, but I don’t know how I keep getting better at NHL 2005 on my xbox, but I don’t know how

4. Implicit memory Knowing without remembering Knowing without remembering Claperede’s pin prick Claperede’s pin prick Dissociable from explicit memory Dissociable from explicit memory Most amnesiacs show totally normal implicit memory Most amnesiacs show totally normal implicit memory

5. Priming Priming shows up when you get enhanced identification of a previously seen but now degraded stimulus Priming shows up when you get enhanced identification of a previously seen but now degraded stimulus The previous experience is NOT necessary to complete the task, but it helps (it primes) The previous experience is NOT necessary to complete the task, but it helps (it primes) Word fragment completion Word fragment completion Stem completion Stem completion Perceptual identification Perceptual identification Picture fragment completion in pigeons Picture fragment completion in pigeons

6. Characteristic of priming RI has little effect RI has little effect LOP has little effect (but see Challis and Brodbeck, 1992) LOP has little effect (but see Challis and Brodbeck, 1992) Hyperspecific Hyperspecific Stochastically independent of explicit memory Stochastically independent of explicit memory

7. Implicit learning People can learn, indeed DO learn other tasks implicitly People can learn, indeed DO learn other tasks implicitly Artificial grammars Artificial grammars Correlated events Correlated events Abstract concepts Abstract concepts Event sequences Event sequences

8. Problem solving Start state and goal state Start state and goal state Problems can be well defined or sort of fuzzy Problems can be well defined or sort of fuzzy Heuristics and algorithms Heuristics and algorithms We learn these things in many respects, implicitly We learn these things in many respects, implicitly

9. Supermemory Memory can be improved Memory can be improved View it as a skill View it as a skill The case of Rajan The case of Rajan Chess experts Chess experts All about chunking it seems All about chunking it seems

10. But how? Info put into LTM quickly Info put into LTM quickly Better retrieval techniques Better retrieval techniques Gets faster with practice Gets faster with practice

11. Conclusions Practice practice practice Practice practice practice Tends to be implicit Tends to be implicit Often retained even after an injury Often retained even after an injury