The challenges facing humanitarian logistics are huge. Refugee camps present enormously challenging environments in which sudden spikes in demand, difficult to access locations, disruptions due to conflict or disasters, as well as normal supply chain problems are commonplace. This means that orders for medical and other supplies can take weeks and sometimes months to fulfill, severely impeding humanitarian operations. There is also a lack of or slow adoption of technology routinely used elsewhere. In addition, humanitarian logistics are also expensive. When customs clearance, transportation,...