This manual is intended to guide and support trainers whose activities seek to support and strengthen capacities of participants in the UNFCCC process, particularly in the domain of vulnerability and adaptation. This training of trainers’ manual is one of the components of the Climate Change Capacity Development (C3D) project; jointly implemented by ENDA-TM (Dakar), the Energy Research Centre (ERC, Cape Town), the Munasinghe Institute for Development (MIND, Colombo) and UNITAR (Geneva).