Erika Cardoso holds a PhD (2019), an MA (2014), and a BA (2011) in History from Fluminense Federal University (UFF). During her doctoral studies, she conducted research abroad at Université Paris-Est Marne-la-Vallée (2016–2017), within the framework of the CAPES/COFECUB agreement.

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She conducted postdoctoral research at PPGH/UFF, developing a project on the moral regeneration leagues active in France between the late nineteenth century and the first decades of the twentieth century.

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She was a research fellow at the National Library Foundation (PNAP) and works as an editor and columnist for the website História da Ditadura.