WALTHER, RUSSELL, PFLAUM – Urbanisation and Conflicts in North and West Africa Olivier J. Walther, Steven M. Radil, David G. Russell, Matthew Pflaum, Alexander Thurston First published online: 21 Mar 2023 OECD Report DOI: 10.1787/3fc68183-en ABSTRACT: North and West Africa are undergoing rapid urbanisation. While cities and urban areas have always been sites of conflict, […]
Read more "Urbanisation and Conflicts in North and West Africa"
PFLAUM – Pastoralist Violence in North and West Africa Article first published online: 13 JULY 2021 – OECD Publishing DOI: 10.1787/63dff519-en A new OECD working paper and a series of audio clips explores how pastoralists are both perpetrators and victims of violence in North and West Africa. This paper is available in both English and French. ABSTRACT: This study examines […]
WALTHER – Contextualizing the Relationship Between Borderlands and Political Violence: A Dynamic Space-Time Analysis in North and West Africa Steven M. Radila, Ian Irmischer. & Olivier J. Walther Article first published online: 25 AUG 2021 Journal of Borderlands Studies DOI: 10.1080/08865655.2021.1968926 ABSTRACT: This paper examines the role of borderlands in contemporary armed conflicts in North […]
WALTHER – Uncovering the internal structure of Boko Haram through its mobility patterns Rafael Prieto Curiel, Olivier Walther, & Neave O’Clery Article first published online: 16 JUN 2020 Applied Network Science DOI: 10.1007/s41109-020-00264-4 ABSTRACT: Boko Haram has caused nearly 40,000 casualties in Nigeria, Niger, Cameroon and Chad, becoming one of the deadliest Jihadist organisations in […]
Read more "Uncovering the internal structure of Boko Haram through its mobility patterns"
WALTHER – Urbanization and border cities in West Africa/Urbanisation et villes frontalières en Afrique de l’Ouest Olivier J. Walther, Lawali Dambo, and Moustapha Koné Article first published online: 1 JUN 2020 L’INFORMATION GÉOGRAPHIQUE ABSTRACT: This article analyzes West Africa’s urbanization process and the demographic role of border cities in the region. In a first part, […]
WALTHER – Network analysis of regional livestock trade in West Africa Valerie C. Valerio, Olivier J. Walther, Marjatta Eilittä, Brahima Cissé, Rachata Muneepeerakul, Gregory A. Kiker Article first published online: 14 MAY 2020 PLoS ONE DOI: 10.1371/journal.pone.0232681 ABSTRACT: In West Africa, long and complex livestock value chains connect producers mostly in the Sahel with consumption […]
Read more "Network analysis of regional livestock trade in West Africa"
GAINESVILLE, FL – In a new paper published in PLoS ONE today, Dr. Olivier Walther and colleagues produced the first comprehensive mapping of the West African livestock trade network. Their network analysis of more than 42,000 movements from 2013-17 shows that live animals flow through well-defined, long distance trade corridors and that border markets are important […]
Read more "Network analysis of regional livestock trade in West Africa"
WALTHER – Economic performance, gender and social networks in West African food systems Olivier J. Walther, Michel Tenikue, and Marie Trémolières Article first published online: 15 DEC 2019 World Development DOI: 10.1016/j.worlddev.2019.104650 ABSTRACT: The objective of this article is to measure the effects of income and gender on informal social networks in the rice value […]
Read more "Economic performance, gender and social networks in West African food systems"
WALTHER – Mapping travel time to assess accessibility in West Africa: The role of borders, checkpoints and road conditions Olivier J.Walther, Lawali Dambo, Moustapha Koné, and Michiel van Eupen Article first published online: 29 NOV 2019 Journal of Transport Geography DOI: 10.1016/j.jtrangeo.2019.102590 ABSTRACT: Distance, transport infrastructure and city networks Accessibility remains problematic in many parts […]
WALTHER – Mapping the Geography of Political Violence in North and West Africa Olivier J. Walther, Steven M. Radil, and David Russell Article first published online: 17 OCT 2019 Development Matters ABSTRACT: A worrying turn The security situation in North and West Africa has taken a worrying turn. Within the span of a few years, […]
Read more "Mapping the Geography of Political Violence in North and West Africa"