Varia Vol. 26, 2020/4 - pagesPages 5 to 9EditorialBy Michel HautefeuillePages 11 to 35Walter Benjamin’s experiences with hashish: Resemblances, illuminations and dialectical methodBy Olivier Taïeb, Aymeric ReyrePages 37 to 52The lack of love: from narcissistic vulnerability to addictionBy Mathieu Moreau, Rosa CaronPages 53 to 85Is pica an addiction? Clay use in pregnancies in French GuianaBy Laurence Simmat-Durand, Dana Richemé, Stéphanie ToutainPages 87 to 113Alcoholism Insight Assessment Scale: validation of the French version of the Hanil Alcohol Insight Scale (HAIS) questionnaireBy Meira Dandaba, Soghra Ebrahimighavam, Nicolas Langbour, Armand Chatard, Nemat Jaafari