We introduce a new Bayesian nonparametric method for estimating the size of a closed population from multiple-recapture data. Our method, based on Dirichlet process mixtures, can accommodate complex patterns of heterogeneity of capture, and can transparently modulate its complexity without a separate model selection step. Additionally, it can handle the massively sparse contingency tables gener...

Stressful life events experienced by pregnant women may lead to adverse obstetric outcomes. This study in Benghazi compared the rates of preterm, low-birth-weight and caesarean-section births at Al-Jamhouria hospital in the months before and during the armed conflict in Libya in 2011. Data were collected on all women admitted to the delivery ward during February to May 2011 (the months of the m...

Burns and fire disasters are sad but common and obligatory components of armed conflicts, and with the increasing sophistication of weaponry and of chemical and nuclear devices the problem is not set to disappear; on the contrary. Indeed, with the (fortunate) decrease of major international wars but with the (unfortunate) increase of smaller ethnic and sectarian but equally treacherous conflict...