These draft guidelines are designed to encourage humanitarian and development non-governmental organisation (NGO) practitioners to think about the types of scientific information and expertise they may need, how to access and use them, and how to ensure that they are applied in an ethical and accountable manner. The publication addresses the need to defines the problem and the purpose of integrating science with the users of science, issues around access to science and understanding scientific information, how to apply the science and the important of monitoring and evaluation of impact. Case studies include a project from Christian Aid and the Evangelical Association of Malawi which brought together community members from Village Civil Protection Committees with scientists from the Department of Climate Change and Meteorology and District Council staff responsible for water management and disaster risk reduction in order to tackle a problem of flooding