Pedro M. R. Barbosa is researcher on public policy, comparative late welfare states, political economy, and the politics of redistribution. He studied the transformations and politics of late welfare states, which led to a number of publications (Barbosa, 2024; Camargo; Barbosa, 2024; Barbosa, 2023; Barbosa et al, 2023; S'atyro et al, 2019) in addition to his dissertation.

Recently, he has focused on the political polarization in Latin America (Tanscheit; Barbosa, 2023) and the politics of redistribution (Barbosa, 2023).