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Verbalizing the Unverbalizable:Exploring Tacit Human Cognition
Brian Spiering
Laboratory for Cognitive Neuroscience
“The formulation of a problem is often more essential than its solution
which may be merely a matter of mathematical or experimental skill.”
Albert Einstein
What Is Tacit Human Cognition?
Preview
My Definition of Tacit Human Cognition
My Current Research
Future Directions
Q & A
The fractionation of long-term memory proposed by Squire (1988)
“We can know more than we
can tell.”
Michael Polanyi
Tacit Knowledge
Tacit Knowledge_______________
Tacit Cognition
Tacit cognition is the process of applying tacit knowledge
How do you study tacit cognition?
Appropriate Tools
How do you study tacit cognition?
Appropriate Methods
How do you study tacit cognition?
Music
How do you study tacit cognition?
fMRI
My Current Study
Music cognition in the fMRI scanner
Expectancy violation in cadence perception
Standard Ending
Deceptive Ending
Modulation Ending
Atonal Ending
Standard
Deceptive
Modulation
Atonal
Music > Silence Baseline
All Endings > Music Baseline
Standard Ending > Music Baseline
Anatomical ROIs
Defined a linear parametric analysis
What does this study tell us about tacit cognition?
What is next?
More analysis
Follow-up experiment
Develop a computational model
Interaction Between Tacit & Nontacit Cognition
Categorization
Unstructured
Rule-based
Information-integration
My Current Study
Categorization in the fMRI scanner
Switching between systemsUnstructured
Rule-based
Information
Stimulus
Unstructured
Rule-based
Information-integration
Training
Training
Transfer
Transfer
Transfer
Transfer
Transfer
Behavioral Results
US > Baseline
RB > Baseline
II > Baseline
Switching Results
What is next?
More subjects
More analysis
Summary
Tacit cognition
Music
Categorization
Acknowledgements
Carol Seger
Graduate Students Kurt, Dan, & Erik
Undergraduate Students Ana, Alex, Sarah, & Cattie
Support NIH Grant R01MH079182
“Problems cannot be solved at the same level of awareness
that created them.” Albert Einstein
Questions?
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