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In partnership with the NGO Search for Common Ground, Innovations for Poverty Action proposes to conduct a smartphone survey component designed to complete the impact evaluation of an innovative project: introducing farmers and herders inter-dialogues, to evaluate whether such contacts can reduce farmer-herder conflicts in Nigeria.
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Farmer-Herder conflicts are a critical challenge in all Sahelian countries. The complexity of conflicts has been growing over the past 10 years, especially in Nigeria, due to tensions over resources access, declining trust between communities, and violent groups exploiting existing intercommunal tensions. Additionally, in contexts of considerable environmental pressures, nomadic herders are pushed into farmer territory which triggers conflict and violence (McGuirk and Nunn, 2024; Eberle et al., 2020).
Disputes arise over livestock trampling or eating crops, blocked cattle routes, or the poisoning of cattle through herbicides and pesticides. Oftentimes, these disputes turn violent. In Nigeria’s Middle Belt Region alone, farmer-herder violence is responsible for an estimated 1,000 to 2,000 deaths every year (International Crisis Group, 2017; ACLED, 2022; ACLED, 2023). The anticipation of violence by each group severely undermines investment incentives and productivity of both farmers and herders. This creates a vicious cycle of violence causing poverty, which itself exacerbates the conditions that lead to conflict.
This pattern of escalating conflict has led communities to stop interacting with each other. Farmer and herder communities in the Middle Belt Region of Nigeria now live mostly in separate villages with little day-to-day contact between the groups. According to baseline data from the study (2019-2021), over 60% of the leaders report that the farmers and herders live in separate villages which are on average 2.2km apart from each other. Only 44% of these communities share a common market.
In such a context, it is possible that a lack of contact between groups can break down communication and make it harder to resolve disputes. The problem of insecurity from farmer-herder conflict does not just affect farming and herding villages, but the whole of Nigeria’s Middle Belt, including towns and urban areas, given the extent to which violence can spread throughout the region.
The project aims to reduce the prevalence of conflict and disputes between farmers and herders by enhancing inter-group trust, forming social networks, fostering cooperation or building institutions for conflict resolution. It sets out to understand how promoting contact between farmers and herders affects the prevalence of cooperation, disputes and violence between these groups. To this end, the NGO Search for Common Ground (SFCG) developed and implemented inter-dialogues sessions gathering from 56 to 60 herders and farmers for each dialogue. In partnership with Innovations for Poverty Action (IPA), this approach was rigorously tested through a randomized controlled trial (RCT), to evaluate whether contact between farmers and herders through inter-dialogues can reduce farmer-herder conflicts in Nigeria and generate evidence helpful for similar contexts in other Sahelian countries. Two types of these dialogues were organized:
In addition, FID funding supported a smartphone-based survey conducted in three states—Benue, Nasarawa, and Plateau. This survey involved distributing smartphones to one knowledgeable farmer and one herder per community pair, along with specific training, to enable the regular collection of data on conflict-related issues. The aim of this survey was to generate more frequent and higher-quality data than in-person surveys, which primarily captured effects up to one year after the interventions took place.
Overall, the results show that increasing contact between groups in a context of active conflict does not automatically lead to improved relations. In fact, the effects of the interventions were mixed and, in some cases, counterproductive. Contact interventions which do not address conflict have fairly low impact and may worsen relations, while those addressing conflict may help to reconfigure some inter-group relations, but risk backfiring with negative consequences.
Significant differences were identified between each type of intervention:
These workshops had unintended negative effects. Instead of building trust, they were associated with worsening perceptions between farmers and herders. Social ties did not strengthen (-0.06 SD compared to the control group ), empathy declined (-0.12 SD), and stereotypes slightly increased (+0.06 SD). Cooperation also failed to improve and even declined by herders by (-0.06 SD).
Dialogues that directly addressed conflict showed more promising, though still mixed, results. They improved communication among community leaders, expanded social networks (+0.13 SD), and encouraged engagement across communities. There are also signs of increased cooperation by farmers (+0.1 SD). However, these benefits came with drawbacks. Cooperation among herders declined (-0.06 SD), and economic disputes increased (+0.2 SD). One possible reason is that the dialogues and the improvement of cooperation attracted herders from outside the target communities. These “newcomers” may have different norms on cooperation and engage in different practices than the settled herders residing in the villages who participate directly in the inter-dialogues. This highlights the challenge of working in contexts where group boundaries are fluid.
No sustained reduction in conflict
Longer-run data collected via smartphones show no evidence of long-term improvement of disputes and conflict throughout the two types of interventions. Neither intervention reduced conflict over time, and there are indications, although not very precisely estimated, that farmer-herder violence may even have increased in the long term. The research team also noted that using smartphones as a data collection method is more effective for recording incidents of violence than disputes.
Conclusion
This study provides important insights into how different types of contact interventions affect intergroup relations in conflict settings. These results appear to be a promising contribution to the broader literature on conflicts, that focuses little on interventions in conflict situations. In particular, it shows, regarding the health workshops that not underlining the problem can worsen the sources of tension. Furthermore, promoting interaction alone is not a simple or universally effective solution, particularly in settings where the parties involved are not fixed. This challenges the assumption that contact and dialogue alone can lead to lasting peace in unstable settings.
Moreover, such potential approaches could be implemented in many other countries with farmer-herder conflicts, including Côte d’Ivoire, Cameroon, Mali, and Burkina Faso, a swath of Sub-Saharan Africa that is home to around 270 million people (HRW, 2018).
From the perspective of the NGO Search for Common Ground, these findings validate Search's global approach: localized dialogue is a critical catalyst, but it cannot serve as a standalone fix in fluid conflict settings. To build durable peace, horizontal dialogue must be wrapped within a multi-tiered portfolio. Furthermore, conflict resolution interventions need to be sustained and continuously reinforced to produce meaningful and lasting outcomes. Search couples community-level dialogue with different activities such as mass media campaigns to broadcast peace norms, and vertical policy advocacy to legally bind resource agreements. Future research could investigate if other Search for Common Ground interventions that combine contact with broader peace building tools, could offer a viable alternative.
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