Dr Djamen holds a Ph.D. and MSc. from AgroParisTech (Paris, France) in agriculture and sustainable development. Dr Djamen was the Chief Executive Officer (CEO) of the Service d’Appui au Développement Local (SADEL-GIE), an Agricultural Research and Rural Development Consulting firm in Cameroon. Dr Djamen served on a long term as Coordinator of the West and Central Africa Office of African Conservation Tillage Network (ACT), ensuring administrative management of the Branch and providing leadership in the establishment and running of conservation agriculture innovation platforms on in several countries. Dr Djamen co-founded and is leading the West and Central Africa Network of Agricultural and Rural Advisory Services (RESCAR-AOC) aimed at efficient mobilization of agricultural extension for sustainable development in West and Central Africa. Additionally, Dr Djamen is an international consultant providing expertise on: sustainable land management, seed industry, agricultural extension, project management, strategic planning. Currently, as Facilitator of the National Learning Alliance on Sustainable Agricultural Intensification hosted by the IUCN, Dr Djamen is leading multi-stakeholders learning, innovation and knowledge management processes in Burkina Faso. Dr Djamen is engaged in the steering of regional agricultural development programmes in West Africa and, international organisations including AFAAS and GFRAS working towards more effective agricultural innovation systems.