Book excerpt: This book deals with the processes required to facilitate the sharing of knowledge and effect positive developmental change. It is contextual and based on dialogue. The stakeholders' participation also needs to be promoted. This is essential in order to understand of their perceptions, perspectives, values, attitudes and practices so that these can be incorporated into the design and implementation of development initiatives. The book, for the most part, follows the two-way horizontal model of communication, but also makes use of the...