The purpose of this e-book is to provide an introduction to the challenges of humanitarian aid logistics. The e-book provides an overview of the humanitarian logistic field and focuses on a number of key areas in which the principles and practices supporting commercial supply network management have the potential to offer significant improvement in the efficiency and/or effectiveness of the humanitarian logistics preparation and response. The e-book covers various topics including, lean and agile responses, horizontal cooperation in disaster relief, the coordination of humanitarian aid response through the use of a cluster approach and modelling techniques in order to assist practitioners in their humanitarian relief preparation and response.