Inaugural Lecture: FREDERICK SCHAUER (David and Mary Harrison Distinguished Professor of Law University of Virginia)
"THE PHILOSOPHICAL PUZZLE OF FREEDOM OF EXPRESSION", December 11, 2015. [download]

HRAFN ASGEIRSSON (University of Iceland)
"A PUZZLE ABOUT VAGUENESS, KNOWABILITY, AND JUDICIAL DISCRETION", February 17, 2016. [download]

CARLA BAGNOLI (U. di Modena e Reggio Emilia - U. of Oslo)
"NORMATIVE DEFEATERS: A CONSTRUCTIVIST APPROACH", April 25, 2016. [download]

NICOS STAVROPOULOS (University of Oxford)
"OBLIGATION AND SOCIAL PRACTICE", October 25, 2016. [download]

VERÓNICA RODRÍGUEZ-BLANCO (University of Surrey)
"CONVENCIÓN Y NORMATIVIDAD: UNA VISIÓN ESCÉPTICA", October 28, 2016. [download]

ANDREI MARMOR (Cornell University)
"NORMS, REASONS, AND THE LAW", November 24, 2016. [download]

DAMIANO CANALE (Università Luigi Bocconi)
"LEGISLATIVE INTENTIONS AND COUNTERFACTUALS", April 7, 2017. [download]

LUIGI FERRAJOLI (U. Roma III) [download], JUAN RUIZ MANERO (U. Alicante) [download], and JOSÉ JUAN MORESO (UPF) [download]
"KELSEN E LA LOGICA DEL DIRITTO", October 31, 2017.

NICO KRISCH (Graduate Institute of International and Development Studies) and JAHEL QUERALT (UPF)
“LAW, LEGITIMACY AND POPULAR SOVEREIGNTY IN THE CATALAN CONFLICT”, January 9, 2018

JORGE L. RODRÍGUEZ (Universidad Nacional de Mar del Plata)
“LA REGLA DE RECONOCIMIENTO COMO CONVENCIÓN CONSTITUTIVA”, February 16, 2018.

AMANDA GREENE (London's Global University)
“THE LOGIC OF LEGITIMACY”, April 13, 2018 [download]

CLAUDIO MICHELON (University of Edinburgh)
“INFERENCE TO THE BEST EXPLANATION IN LEGAL ARGUMENTATION”, April 17, 2018. [download]

FERNANDO ATRIA (Chile University), JOSÉ JUAN MORESO (UPF) and JOSÉ LUIS MARTÍ (UPF)
“LA FORMA DEL DERECHO”, May 3, 2018 [download] [download]

MARCO GOLDONI (University of Glasgow)
“CRITIQUE OF THE MATERIAL CONSTITUTION”, May 4, 2018. [download]

DAMIANO CANALE (University of Bocconi)
"THE MORALIZATION OF JURISPRUDENCE", May 29, 2018. [download]

JULIE DICKSON (University of Oxford)
"DIVERSITY, DEVELOPMENT, AND DISTRIBUTION OF EMPHASIS", November 2, 2018. [download]

JUAN PABLO ALONSO (Universidad de Buenos Aires)
"PRINCIPIOS JURÍDICOS IMPLÍCITOS", January 18, 2019.

M. SEVEL (University of Sidney)
"RAZ'S POSITIVISM", February 15, 2019.

PABLO NAVARRO (CONICET)
“LÓGICA DEÓNTICA Y LA NATURALEZA PROPOSICIONAL DE LAS NORMAS”, May 17, 2019.

JAMES EDWARDS (Oxford University)
"JUSTIFICATION AND WRONGDOING", May 31, 2019. [download] [download]

WENDY SALKIN (San Francisco State University)
"THE CONSCRIPTION OF POLITICAL REPRESENTATIVES", June 7, 2019. [download]

MANUEL ATIENZA (Universidad de Alicante)
"EL DERECHO, EL QUIJOTE Y LA COMPASIÓN", November 25, 2019. [download] [download]

JASON STANLEY (Yale Law School)
“BIAP COLLOQUIUM: LECTURE”, November 26, 2019.

LUIGI FERRAJOLI (Università degli studi Roma Tre)
“MANIFIESTO POR LA IGUALDAD”, December 19, 2019.

TIMOTHY ENDICOTT (University of Oxford)
“CUSTOMARY RULES AND THE MEANING OF WORDS”, January 10, 2020. [download]

HRAFN ASGEIRSSON (Surrey Center for Law and Philosophy)
“Can we dispense with legal ontology?”, January 17, 2020.

JUAN PABLO ALONSO (UBA)
"La estructura lógica de los principios jurídicos", January 30, 2020. [download] [download] 

MARÍA ÁLVAREZ (King's College London)
"INTENTIONAL AGENCY AND THE IMPORTANCE OF DESCRIPTIONS", January 31, 2020. [download]