Alejandro Miranda has a Law Degree from the Pontificia Universidad Católica de Chile and is Master in Legal Research and PhD (Law) from the Universidad de los Andes. He is also a member of the Bioethics Center of the Universidad de los Andes and of the Healthcare Ethics Committee of the Universidad de los Andes Clinic.

His main lines of research are the ethical theory of the classical tradition of natural law, utilitarian ethical theory and applied ethics about life and death issues.

He has devoted himself especially to studying the justification and applications of the principle of the double effect, a subject on which he has published a book, book chapters and numerous articles in specialized journals.

He has been in charge of the following research projects:

• Fondecyt de Iniciación 11121483 -  “The principle of the double effect and its relevance in Law. The distinction between intended effects and side effects as an element for determining legal responsibility” (2012-2013).
• Fondecyt Regular 1151036 - “The distinction between action and omission and its relevance for determining moral and legal responsibility” (2015-2018).
• Fondecyt Regular 1191349 - “The relevance of the number of lives in cases of necessity. Legal implications of a problem of moral philosophy” (2019-2022).

He teaches Philosophy of Law and Logic and Argumentation at the Faculty of Law of the Universidad de los Andes.