Luis Felipe Verdeja, PhD has a Doctorate in Chemical Sciences from the University of Oviedo (Spain), and is a professor of Materials Science in the University of Oviedo as well as Head of the Siderurgy, Metals and Materials Group (Sid-Met-Mat). Professor Verdeja is the author of various books such as Metalurgia Extractiva and Materiales Refractarios y Cerámicos (in both Spanish and English versions: Refractory and Ceramic Materials). His work is related to steels and aids for the industry, such as refractories and other non-metallic materials.