Teachers must think systematically about their practice and learn from experience, seeking the advice of others and drawing on education research and scholarship to improve their practice.
教师必须系统地思考实践，吸取经验，虚心求教，借鉴教育研究和学术成果，提高教学水平。
2
That brings me to the third area of research which fails to support single-sex schooling and indeed suggests the practice is actually harmful: social developmental psychology.