Elmer Rolando Llanos Villarreal is 56 years old. He was born in Huánuco, Perú. He holds a Bachelor of Science in Mathematics from the National University of Engineering Lima, Perú, a Masters in Electric Engineering (1997) from the Polytechnic School University of São Paulo, and a Doctorate in Electric Engineering (2002) from the Federal University of Santa Catarina, Brazil. He completed a postdoctorate in Electric Engineering at the Federal University of Rio Grande do Norte (2019). His studies are concentrated on mathematical modeling and control systems. He has been a teacher at the Federal Rural University of the Semi-Arid since 2009. where he teaches linear algebra, linear systems, and numerical calculus.