Antoneli was a Visiting Postdoctoral Scholar at the University of Lisbon in 2019 and 2020. Particularly interested in the interplay between Childhood and Youth Studies, Luso-Afro-Brazilian literature and cultures, and Latin American Studies. In addition, she has been a lecturer and researcher working in the Literature, Language, Visual Arts, and Education fields. Antoneli holds a Ph.D. in Literature, Culture, and Contemporaneity from Pontifical Catholic University in Rio with a CNPQ Scholarship and an MA in Vernacular Languages/Sociolinguistics Program from the Federal University of Rio de Janeiro. During her doctoral research, she was a Visiting Researcher at Copenhagen University,  in Denmark, with a CAPES Scholarship for a year. Her award-winning doctoral thesis, "Ficções de Infância. Clarice Lispector," was published in 2018. 

Sinder had her Full Teaching Undergraduate Degree, Licentiate in Letters in Portuguese and English Languages and Literature at Fluminense Federal University. In addition, she has four Lato Sensu Postgraduate Courses, specializing in Educational Supervision, Educational Institutions' Business Management, PsychoEducation, and Art Teaching, with extensive education in Art at the State University of Rio de Janeiro, Visual Arts School of Parque Lage in Rio, and Curating and Exhibition Design at Node Center for Curatorial Studies in Berlin. Sinder has been a lecturer for more than 25 years, with extensive research, teaching and work experience in Pedagogical Supervision, Teaching Training, Educational Business Management, production, and review of pedagogical materials in the Portuguese Language and literature, with a marked dedication to Children's Literature.