Latent transition analysis (LTA) was initially developed to provide a means of measuring change in dynamic latent variables. In this article, we illustrate the use of a cognitive diagnostic model, the DINA model, as the measurement model in a LTA, thereby demonstrating a means of analyzing change in cognitive skills over time. An example is…

This article is about a training project run by Central England People First (CEPF). CEPF has been doing workshops, conferences and other training for over 10 years. It seemed like a good idea to help other people with learning difficulties to learn how to be trainers. This would help them to speak out about their lives and the services they want.…