Diálogos: Mente de las | das Plantas. Arts Front Foundation [online] (co-org.), July 2021.


The Mind of Plants Symposium. Arts Front Foundation [online] (co-org.), April 2021


The Environment in Brazilian Culture. Georgetown University, October 2017


Fernando Pessoa: Between Literature and Philosophy. (co-org.) Georgetown University, March 2015


Plant Intelligence: Scientific and Philosophical Perspectives. Georgetown University, Oct. 2014


Brazilian Literary Festival. (co-org) Georgetown University, Sept. 2009

Portuguese and Brazilian Film: Cinematic Theory and Praxis in Perspective. Georgetown University, March 2009


Colloquium “Rethinking April 25th in Portugal.” UC Santa Barbara, April 2002