Manuel P. Ferreira (PT) studied music and philosophy in Lisbon and earned his PhD from Princeton University, where he wrote a dissertation on Gregorian chant at Cluny. He teaches at the Universidade Nova de Lisboa, where he also chairs, since 2005, the Centro de Estudos de Sociologia e Estética Musical (CESEM); he held a guest professorship at EPHE, Paris-Sorbonne (2004–5) and was visiting research fellow at IIAS, Jerusalem (2016). In 1995 he founded the early music ensemble Vozes Alfonsinas, with which he produces himself in concerts and recordings. He published a large number of papers, both on medieval music and on other topics, namely twentieth-century Portuguese music. His prize-winning book O som de Martin Codax (1986) was followed by many others, either as author or editor, e.g., Cantus coronatus (2005), Aspectos da Música Medieval, 2 vols. (2009–10), or Musical Exchanges, 1100–1650: Iberian Connections (2016). He is additionally active as a music critic, composer, and poet.