David Campbell has over 35 years’ experience of designing, managing and implementing development communication projects throughout Eastern and Southern Africa.  Under his leadership, Mediae has become the region’s leader in researching and producing media productions that are highly effective at impacting on people’s knowledge, attitudes and practices, including Tembea na Majira, Makutano Junction, Shamba Shape Up, Pilika Pilika, KnowZone and many others. His innovative program format for Shamba Shape Up has changed the way agricultural information can be accessed by large audiences across the East Africa region.