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Our Teaching and Learning International Survey covers about 260,000 teachers in 15,000 schools across 48 countries and economies.
Initial reports - Publications, media and related materials
- TALIS 2018 Results (Volume I): Teachers and School Leaders as Lifelong Learners
- TALIS 2018 Results (Volume II): Teachers and School Leaders as Valued Professionals
- TALIS 2018: Insights and Interpretations
Thematic reports - Publication, media and related materials
- Positive High-achieving Students: What Schools and Teachers Can Do
- Teachers Getting the Best out of Their Students: From Primary to Upper Secondary Education
Data | Country notes | Compare your Country | National reports | GPS Vol. I | GPS Vol. II
TALIS provides analysis that helps countries identify others facing similar challenges and learn about their policies.
The Initial Teacher Preparation (ITP) Study provides policy makers and practitioners with examples of effective and innovative policies to improve ITP systems.
OECD Teacher Ready! The State of Play in ITP
A Flying Start: Improving Initial Teacher Preparation Systems
The TALIS Video Study asks teachers and principals about teaching and learning conditions that research tells us improve teaching.

Note: Statistically significant differences between education levels are marked in darker tones.
Source: OECD (2021), Teachers Getting the Best out of Their Students: From Primary to Upper Secondary Education, TALIS, https://doi.org/10.1787/5bc5cd4e-en.
Find more on OECD Data and GPS Education
Read our new brochure, "How Teachers Learn: An OECD Perspective", prepared for the G7 ministerial meeting on education (4 July, 2019).
Supporting teachers’ use of ICT in upper secondary classrooms during and after the COVID-19 pandemic