Efrain Medina serves as a laboratory technician at IIAD. Previously, he worked at the University of Puerto Rico in the division of the Agricultural Experimental Station as a Research Associate. Among his duties were the data collection, planning, and coordination of field research. He was also the administrator of the dairy farm in the Agricultural Experimental Station in Lajas, Puerto Rico from 2003 to 2010. From 2011 To 2017 Efrain worked in the Isabela Experimental Station in Investigations of bananas, roots and cover crops. He also worked with the commercial project of citrus and avocado trees. He has a master’s degree in animal science, and a minor in dairy cattle nutrition from the University of Puerto Rico, Mayaguez Campus.