Friendships with classmates play a significant role in student's development. However, only some friendships are maintained for longer than a school year and their formation depend on many factors. One important factor is gender because gender homophily is consistently found in friendship networks. In addition, there is evidence that same-gender…

Clarity of school rules and teachers' use of praise are strategies suggested to facilitate a positive classroom climate. Studies indicate difficulties for teachers to use such approaches in classrooms with higher levels of disruption. To study (1) if student-rated clarity of school rules, use of praise, and classroom climate differ between…

Self-determination theory and research suggest that students are more motivated and have higher achievement when teachers support their psychological needs for autonomy, competence, and relatedness. However, teachers might have difficulty supporting their students' psychological needs if their own psychological needs are not met, which might…