Abstract
1. Introduction
2. Literature review
2.1 Kuhl' s Personality Systems Interaction (PSI) theory
2.2 Teacher interventions based on PSI theory
3. Research questions
4. Study 1
4.1 Participants, procedures, and instrument
4.2 Data processing
4.3 Results
5. Study 2
5.1 Participants
5.2 Instrument and procedures
5.3 Data analysis
5.4 Results and discussion
6. Conclusions
Acknowledgements
References