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- Cross-Informant Agreement of Children’s Social Emotional Skills
- Psychometric Fundamentals of the Social Skills Improvement System: Social–Emotional Learning Edition Rating Forms
- Development and initial validation of a social emotional learning assessment for universal screening
- The SSIS SEL Brief Scales–Student Form: Initial Development and Validation
- Initial Development and Validation of the SSIS SEL Brief Scales - Teacher Form
- Multirater assessment of young children’s social and emotional learning via the SSIS SEL Brief Scales – Preschool Forms
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- Effects of a Universal Positive Classroom Behavior Program on Student Learning
- Efficacy of the Social Skills Improvement System Classwide Intervention Program (SSIS-CIP) Primary Version
- A Cluster Randomized Trial of the Social Skills Improvement System-Classwide Intervention Program (SSIS-CIP) in First Grade
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- Brief #1 - Screening and Monitoring the Development of SEL
- Brief #2 - Teaching Children to Stay Calm with Others
- Brief #3 - Teaching Children to Get Along with Others
- Brief #4 - Teaching Children to Ask for Help
- Brief #5 - Teaching Children to do Nice Things for Others
- Brief #6 - Teaching Children to Own Their Actions
- Brief #7 - Teaching SEL Skills that Enable Academics
- Brief #8 - A Multitiered SEL Program for all Students
- Brief #9 - Evaluating Student Progress and Outcomes
- Brief #10 - Comprehensive Multirater assessment of students’ SEL skills
- Brief #11 - SSIS SEL Multitiered Approach for All Students
- Brief #12 - Improving Children's Social Emotional Skills