Home » List of authors » Martin Olivera Martin Olivera List of articlesVol. 51, 2021/3Patrick Williams: A perfect imperfect ethnographerTributes to Patrick Williams (1947–2021)No 172, 2018/4Gypsies and anthropology: Legacies, challenges, and perspectivesNo 153, 2015/3Unbearable polluters or awesome recyclers? Some thoughts on the “Roma” and the paradoxes of liberal urbanity