Sueli Hatsumi Masunaga is a professor at Centro Universitario FEI and a postdoctoral fellow at the University of São Paulo who specializes in the field of condensed matter. She holds a Ph.D. in Science from the University of São Paulo (Brazil, 2009). Her research interests predominantly lie in the field of materials science, with a specific emphasis on investigating the physical properties of magnetic nanoparticles and single crystals of anisotropic magnetic materials. She is actively engaged in various academic pursuits and serves as a reviewer for scientific journals and research funding agencies, where she contributes by evaluating research manuscripts and grant proposals. Additionally, she has taken on the role of student supervisor, guiding and mentoring undergraduates in their research projects. She is also a member of the Brazilian Physics Society.