“Uma Ecocrítica Tropical? O Meio Ambiente na Literatura e na Cultura Brasileiras” [A Tropical Ecocriticism? The Environment in Brazilian Literature and Culture]. Federal University of Paraíba. Brazil, May 2019.
“Utopia in Brazilian Culture: Presentation of Book States of Grace.” Library of Congress, Washington, DC, October 2018.
“Amazonian Narratives: From Theology to Ecology.” George Washington University. Department of Romance, German and Slavic Languages and Literatures. September 2018.
“Multibiologism and Interspecies Relations.” European Graduate School. Valletta, Malta. April 2017.
“Of Wolves and Lambs: Interspecies Peace.” European University of St. Petersburg. April 2017.
“Literatura del Amazonas: La voz de la selva” [Amazonian Literature: The Voice of the Rainforest]. Department of Modern Philology. University of Salamanca. December 2016.
“Utopías del vivir sin trabajar : El ocio y la ideología del trabajo” [Work-Free Utopias: Leisure and the Ideology of Work]. University of the Basque Country, Vitoria-Gasteiz. December 2016.
"O Belo e o Bom: Estética, Uniformidade e Liberdade." [Beauty and the Good: Aesthetics, Uniformity and Freedom]. Institute for Comparative Literature, University of Porto. October 2016.
"¿Es el existencialismo un posthumanismo?" [Is Existentialism a Posthumanism?]. University of the Basque Country, Vitoria-Gasteiz. November 2015.
“Writing like a Plant: Fernando Pessoa’s Phytopoesis.” Colloquium on Fernando Pessoa: Between Literature and Philosophy. Georgetown University. March 2015.
“Phytofabulae: Tales of the Amazon.” University of Massachusetts, Dartmouth. February 2015.
“Laws of the Jungle: The Politics of Contestation in the Amazon.” Department of Modern Languages. Claremont McKenna College, February 2015.
“Propaganda Film in the Portuguese New State: The Portrayal of an Ideal Society.” Department of Spanish and Portuguese, UC Santa Barbara, February 2015.
“Paraíso ou Inferno Verde: A Amazónia na Literatura e no Cinema” [“Paradise or Green Hell: Plants in Literature and in Cinema”]. University of Coimbra, December 2014.
“As Plantas na Literatura Portuguesa e Brasileira” [“Plants in Portuguese and Brazilian Literature”]. National Museum of Natural History and Science, Lisbon, November 2014.
“Imagens a Fio: Documentário, Política, Sociedade.” [“Imagens upon Imagens: Documentary, Politics, Society”]. University of Coimbra. June 2014. (with Pedro Serra)
“La Paz Perpetua de Kant: Cosmopolitismo o Distopía.” [“Kant’s Perpetual Peace: Cosmopolitanism or Dystopia”] Catholic University of Chile. April 2014.
“Comercio en vez de guerra: paz perpetua sin política.” [“Comerce instead of War: Perpetual Peace without Politics”] Centro de Análisis e Investigación Política. April 2014.
“Perpetual Peace: Kant’s History of the Future.” Department of Philosophy. Stony Brook University. April 2014.
“Paz Perpétua: O Fim da História através do Comércio” [“Perpetual Peace: The End of History through Trade”]. Center for Social Studies. University of Coimbra. March 2013.
“A Paz Perpétua de Kant: Teologia, Ciência, ou Ficção?” [“Kant’s Perpetual Peace: Theology, Science or Fiction?”] Department of Philosophy. University of Lisbon. March 2013.
“Perpetual Peace in Theology and Philosophy: The Secularization of an Ideal.” Department of Philosophy. Sichuan University, July 2013.
“Theologians and Missionaries in America: European Colonialism as the Beginning of the End of the World.” Department of English & Forum on Contemporary Theory. University of Goa, June 2013.
“Cinema in the Portuguese New State: The Portrayal of an Idealized Society.” Department of Portuguese. University of Goa. June 2013.
“Utopian Visions of Global Community: The Enlightenment Ideal of Perpetual Peace.” Birkbeck Humanities Institute. Birkbeck College. May 2013.
“Messianism and Social Struggle: Representations of Canudos in Brazilian Film.” Center for Latin American and Iberian Visual Studies. Birkbeck College. May 2013.
“The Portuguese New State in Cinema: Staging Salazarism Then and Now.” Department of Iberian and Latin American Studies. Birkbeck College. May 2013.
“The Politics of Equality in Pedro Costa’s Cinema.”Department of Iberian and Latin American Studies. Birkbeck College. May 2013.
“The Blacklands in the Brazilian Imaginary: Race, Religion, Social Banditry and Gender in Literature and Film.” Foreign Service Institute, April 2013.
“Uma Descolonização Incompleta: O Pós-Colonialismo na Literatura e no Cinema Portugueses.” [“An Incomplete Decolonization: Post-colonialism in Portuguese Literature and Film”]. Universidade Federal Fluminense, Brazil, March 2013.
“A State of Grace. The Theological-Political Utopia of Father António Vieira.” King’s College London. December 2012.
“Sem Rei nem Roque: A Crise da Soberania em Portugal.” [“Sem Rei nem Roque: The Crisis of Sovereignty in Portugal”]. New University of Lisbon. December 2012.
“Notas sobre Feitiço do Império” [“Notes on The Spell of the Empire”]. National Film Archive, Lisbon, May 2012.
“Notas sobre A Revolução de Maio” [“Notes on The May Revolution”]. National Film Archive, Lisbon, May 2012.
“Portuguese Propaganda Film: God, Fatherland, Family and Empire on the Silver Screen.” University of Toronto, Department of Spanish and Portuguese, November 2011.
“De la Caverna Platónica a las Prisiones Modernas: Visión y Oscuridad en la Literatura, el Cine y el Arte Políticos del Siglo Veinte.” Universidad del País Vasco, Vitoria-Gasteiz, November 2011.
“José Saramago e a Distopia da Razão.” Universitat Autònoma de Barcelona, November 2011.
“Entre a Luz e a Sombra: Ficção Política Portuguesa e Brasileira.” Universitat de Barcelona, November 2011.
“A Utopia da Portugalidade: o Mundo Rural no Cinema do Estado Novo.” Centro de Estudos Comparatistas, Faculdade de Letras da Universidade de Lisboa, December 2010.
“José Saramago’s Blindness: A Re-Writing of the Enligthenment Project?” Departament of Foreign Languages, University of Puerto Rico, November 2010.
“Propaganda Colonial no Cinema do Estado Novo: O Fetiche do Império.” Department of History, Archaeology and Arts, University of Coimbra. Coimbra, October 2010.
“Propaganda Films in the Portuguese New State: From Art to Ideology.” Smolny Institute, Saint Petersburg State University. Saint Petersburg, April 2010.
“Tradução e Ensino da Língua Portuguesa e da Literatura e Cultura de Países de Língua Portuguesa.” Round table on “Tradução: A Relação do Português com outros Idiomas." I Conferencia sobre o Futuro da Linga Portuguesa no Sistema Mundial, The Government of Brazil, Brasilia, March 2010.
“’Portugal não é um País Pequeno.’ Feitiço do Império e a Propaganda Colonial.” Research Center for Communication and Culture. Universidade Católica Portuguesa. Lisboa, February 2010.
“Canção de Lisboa: Portuguese Comedies in the 1930s and 40s.” Instituto Camões, Centro de Língua Portuguesa. Panjim, July 2009.
“Contemporary Literature in Portuguese: History, Memory, Utopia.” University of Goa, July 2009.
“O Império como Fetiche no Estado Novo Português.” Seminario de Discurso, Legitimación y Memoria. Universidad de Salamanca, May 2009.
“Jacques Rancière: the Challenges of Political Philosophy.” Critical Theory Society. Georgetown University, April 2009.
“The Crude Ways of Colonialism. Women in the Propaganda for the Portuguese Empire.” Iberian Cruelties. Imperial Legacies in the Portuguese and Spanish-Speaking Worlds. Rutgers University, April 2009.
“Propaganda in the New State: Salazar, António Ferro and the Reshaping of Truth.” Contested Memories: War and Dictatorship in Contemporary Spanish and Portuguese Culture. Dublin, October 2007.