The author has been an associate professor at the University of Brasília since 2006. He holds a degree in Civil Engineering, as well as a Master's and Ph.D. in Geotechnical Engineering. His work focuses on numerical and constitutive modeling of soils and rocks, with an emphasis on the mechanical behavior of unsaturated soils. He collaborates on research and development projects with energy, oil, and mining companies. He has supervised over 35 master's and Ph.D. students, with 7 ongoing Ph.D. supervisions. Currently, he is leading 3 research projects in the areas of submarine slopes, mining, and karst formations. He is also a researcher for the National Council for Scientific and Technological Development (CNPq).