Geiser Gabriel de Oliveira has a Bachelor’s degree in Chemistry from the Federal University of São Carlos (2005), a Master’s degree in Chemistry from the Graduate Program in Chemistry at the Federal University of São Carlos (2008), and a Ph.D. in Chemistry from the same institution (2013). Currently, he is an Adjunct Professor (full-time) at the Gurupi campus of the Federal University of Tocantins. He has experience in Chemistry, with an emphasis on Analytical Chemistry, working in the fields of electroanalysis and nanomaterials, specifically with electrodes modified by nanomaterials such as carbon nanotubes, carbon black, nanodiamonds, and metallic nanoparticles, among others.