This study aimed to evaluate the effectiveness of the teacher-researcher development project in Thailand's deaf education using the CIPP model. The evaluation focused on the context, input, process, and product factors to assess the quality and impact of the training on teachers' knowledge, abilities, and characteristics. The participants (n = 23)…

This study investigates the development and validation of an integrated supervision system for English language teaching in Thai vocational education. Using a mixed-methods sequential design, the research collected quantitative data from 353 education professionals across vocational colleges and gathered qualitative validation from nine expert…