The Causal Relationships among Sleep, Pessimism, and Optimism

1) To use a longitudinal approach to determine the causal direction between sleep quality and optimistic/pessimistic attributional style; 2) To use a longitudinal approach to determine the causal direction between chronotype and optimistic/pessimistic attributional style; 3) To explore possible mediators and moderators of the relationship between sleep quality and optimistic/pessimistic attributional style, and between chronotype and optimistic/pessimistic attributional style

Funding Source: RGC - General Research Fund (GRF)