Effects of Mindfulness-based Interventions on Improving Teacher Wellbeing and Teaching Outcomes: A Multi-site, Mixed-methods Randomized Controlled Study

Behavioral: Mindfulness for Life (MBCT-L) MBCT-L is an 8-week program consisting of mindfulness practices and cognitive-behavioral techniques with 8 sessions (2 hours and 15 minutes per session) and one-day retreat that can provide participants with an extended period to deepen their personal mindfulness practices.

Positive Education program is an 8-week course consisting of theories and activities of positive psychology to enhance teachers' skills to support students' learning and wellbeing using a strength-based approach.