Choosing Legal Logic

From June 17 to 27, 2025 the ALF Summer School on Logical Reasoning and Law took place in Lisbon. During this event, I gave a talk entitled ‘Legal logic(s): one or many? And what are they for?’.   The starting points … Continued

LFE #6 – What can one expect from logic in law?

In this short video lesson, part of the Legal Fundamentals Explained (LFE) series, Pedro Moniz Lopes (University of Lisbon) reflects on the role of logic in legal thinking and explores what logic can realistically offer to legal practice. He outlines … Continued

Does logic have any relation to law? (Part II)

We have already seen how logic has been applied in legal theory, in particular for the reconstruction of legal systems as deductive systems and the logical justification of legal decisions. Here, we will see in which sense the claim that … Continued

Does logic have any relation to law? (Part I)

Perplexities regarding the relation between logic and law often stem from the fact that when speaking about ‘logic’, it is not clear enough what it is referred to. Broadly understood, logic is an artificial language providing forms of arguments that … Continued

LFE #1 – Analogy in Legal Reasoning

In this concise and engaging lesson, part of the Legal Fundamentals Explained (LFE) series, Pedro Moniz Lopes (University of Lisbon) introduces the concept of analogy in law, explaining how analogical reasoning operates and why it plays a central role in … Continued

HAPL #1 – Threats and challenges to the Rule of Law (ft. Gerald J. Postema)

The guest for the first episode of the HAPL podcast is Gerald J. Postema, Cary C. Boshamer Professor of Philosophy Emeritus, University of North Carolina at Chapel Hill. In conversation with Julieta Rabanos, he discusses his last book “Law’s Rule: … Continued