 Sidarta Ribeiro is currently the Chair of the Regional Committee in Brazil of the "Pew Latin American Fellows Program in the Biomedical Sciences".He is also member of the Steering Committee of the "Latin American School for Educational, Cognitive and Neural Sciences" .In the 1990s, Sidarta Ribeiro and fellow neuroscientists Claudio Mello, Sergio Neuenschwander, Antonio Pereira, Cecília Hedin-Pereira, Claudia Vargas and Mário Fiorani, began the repatriation project that gave origin to the International Institute for Neuroscience of Natal (ELS-IINN), founded by Sidarta Ribeiro, Miguel Nicolelis and Claudio Mello in 2003.