DTS-TOT protocol
marcel.hinss, raphaelle.roy, Anke M Brock
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Abstract
Cognitive Flexibility, the ability to adapt behavior and thought to the environment is one of the most important aspects of human cognition. A classical paradigm to study cognitive flexibility is the task-switching paradigm. These paradigms require the participant to switch between two or more relatively simple tasks continuously. Results consistently show that switching between tasks results in task-switching costs (TSC) in the form of increased reaction times and error likelihood following a switch. These effects have been shown in a wide array of circumstances, however, several factors have yet to be investigated within the context of cognitive flexibility.Similarity is an important factor for research within cognitive flexibility as most fundamental research has only focused on very similar tasks, rather than being ecologically valid. Beyond similarity conflict, which is elicited when a participant is confronted with incongruent information as to the correct response during a task, needs to also be accounted for. Finally, in the context of increasing ecological validity mental fatigue with its established effect on cognitive flexibility needs to also be taken into consideration.
Before start
As detailed in the protocol participants will be required to sign the information sheet and the informed consent sheet before starting with the questionnaires and the testing session.
Steps
Training Session
Participant Arrival
Informing the Participant about the Nature of the Experiment
Colourblindness Test
Signing of Information Sheet
Signing of Informed Consent
Questionnaires
Demographics Questionnaire
Edinburgh handedness Questionnaire
St.Mary's Sleep Questionnaire
KSS
SPS
Training
Task Explanation
Block 1-2
Training of 96 Stimuli (per Block) with Feedback
Block 3-5
Training of 96 Stimuli (per Block) without Feedback
If performance is not sufficient, then additional blocks of training will be performed
Finalization
KSS
SPS
Payment 5€
Testing Session
Participant Arrival
Explaining the second session to the participant
Questionnaires
St. Mary's Hospital Sleep Questionnaire
KSS
SPS
Training
Task Explanation
1 Block (96 trials) half with feedback, half without
Testing Session
8 Blocks (288 trials) with 30 seconds rest in between
Finalization
SPS
KSS
Payment of 15€
Single Trial Explanation
Participant Arrival