Professor Francisco Gaudencio M. Freires was born in Fortaleza (state of Ceará - Brazil) in 1974. He holds a degree in Civil Engineering from the Federal University of Ceará (1996), a Master's degree in Production Engineering from the Federal University of Santa Catarina (2000) and a Ph.D. in Industrial Engineering and Management from the Faculty of Engineering of the University of Porto (2007). He has experience in Production Engineering with emphasis on Business Logistics and Operations Management, working mainly on the following topics: Supply Chain Management, reverse logistics, sustainable SCM and cost management. He was a professor at the Federal University of the São Francisco Valley (UNIVASF) until 2011. He researched the issue of logistics and supply chain management of biofuels and fruit growing in the northeastern semi-arid region of Brazil. He has also developed research in the advance of the intermodal logistics of the São Francisco River. He is currently an Associate Professor in the Department of Mechanical Engineering at the Federal University of Bahia (UFBA) Polytechnic School. He also works in the Graduate Program in Industrial Engineering (PEI) at UFBA, currently researching the renewable energy alternatives from the perspective of supply chain management.