Troubling Thoughts on Plague in Madagascar

Initially, it seemed like just another, now annual, outbreak.  Plague is endemic in Madagascar, producing about 400 infections per year. As of October 13,  there were 684 cases infections with 57 deaths. Four days later (the weekend update), the case number jumped to 804 cases and 74 deaths for a 9.3% mortality rate and pneumonic plague reached 74%... Continue Reading →

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Presentations on the Plague from the European Association of Archaeologists, Vilnius, Lithuania, 2016

I just discovered that most of the presentations from the "Plague in Diachronic and Interdisciplinary Perspective" session of the Europan Association of Archaeologists meeting in Vilnius, Lithuania on 2 September 2016 are now on YouTube.  I think I have collected them all here. Enjoy 3 hours of plague talks! Introduction-Plague in diachronic and Interdisciplinary perspective by... Continue Reading →

Reservoirs of Salt Adapted Yersinia pestis

The Arab Maghreb is one of the most arid environments to host plague reservoirs. The most recent study on the area highlights the proximity of plague foci to salt water, either the Mediterranean Sea, Atlantic Ocean or importantly inland salt lakes (Malek et al, 2016). These inland salt springs, called chotts, are saltier than the ocean.... Continue Reading →

Landscapes of Disease Themed Issue

For the last couple years, I have been writing about a landscape-based approach to the study of infectious disease in general and historic epidemics in particular. When I first wrote about Lambin et al.'s now classic paper "Pathogenic landscapes" nearly three years ago, I did not know then that it would be so influential in... Continue Reading →

The Case for Louse-Transmitted Plague

by Michelle Ziegler The key to understanding plague -- past, present, and future -- has always been understanding its vector dynamics. By the latest tally, there are 269 known flea species, plus a small collection of ticks and lice, that can be infected with Yersinia pestis. With this many infected parasites, it's not a surprise that... Continue Reading →

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