Dr. Humberto Rodríguez Fuentes received a Ph.D. in Soil and Water from the Autonomous University of Nuevo Leon in 1997. His specialization is biosystems engineering, environmental science, heavy metals, hydroponics, plant nutrition and plant factory. He began his career as assistant professor of agronomy and agricultural engineering at the Autonomous University of Nuevo Leon in 1980 and held research positions about Soil Fertility and Pollution, Hydroponics, Heavy Metals in Foods in the same university. Prof. Rodriguez Fuentes became an associate professor in 2010 and professor in 2017. He is a member of Mexican Council for Science and Technology since 1997.