Publications

Summary: I have authored or co-authored over 35 peer reviewed journal articles and over 60 academic publications (including expert background papers, an HLPE report and chapters for IPCC). 

Google Scholar lists almost 4000 citations of my work and an H-index= 29. 

Student or first-time lead authors (in English) noted with *

JOURNAL ARTICLES:

Zeitler*, L, S Phatthanaphraiwan, S Downs, B Powell. 2025. Foraging, farming or shopping? A Decision Matrix Approach for Food Environment Assessments. International Journal of Environmental Research and Public Health (resubmitted)

Spangler, K, A Rissing, E Burchfield, B Schumacher*, B Powell, K Siegel. 2025. Nutritious Monocultures? Where and how fruits and vegetables are produced in the US. Global Food Security, 45, 100860.

Powell, B and A Ouarghidi. 2025. Collard Greens in the Moroccan Oasis. Economic Botany, online first

PDF available here.

Mucioki, M, S Kelly, D Holen, B Powell, T Galbreath, S Paterno, R Mixon, G Chi. 2024. Gardening practices in Alaska build on traditional food system foundations Agriculture and Human Values, 1-17.

Olesen*, RS, B Powell, CJ Kilawe, and LV Rasmussen. 2024. Food environment change on wild food consumption in rural Tanzania. Food Security 1-19.

Zhu*, SJ, TI Mfuni*, B Powell. 2024. Greater attention to wild foods and cultural knowledge supports increased nutrition outcomes associated with agroecology. Sustainability, 16(10), 3890.

Zeitler*, L, S Downs, B Powell. 2024. Adapting Food Environment Typologies to Recognize a Wild-Cultivated Continuum. Frontiers in Nutrition, 11, 1343021.

Powell, B, ID Bhatt, M Mucioki, S Rana, S Rawat, and R Bezner Kerr. 2023. The need to include wild foods in climate change adaptation strategies. Current Opinion in Environmental Sustainability 63:101302.

PDF Available here.

Harris, LB, AH Taylor, H Kassa, S Leta and B Powell. 2023. Humans and climate modulate fire activity across Ethiopia. Fire Ecology, 19(1), 1-16.

Hall, CM, L Rasmussen, B Powell, C Dyngeland, S Jung & RS Olesen*. 2022. Deforestation reduces fruit and vegetable consumption in rural Tanzania. PNAS, 119(10), e2112063119.

Ickowitz, A, S McMullin, T Rosenstock, I Dawson, D Rowland*, B Powell, K Mausch, H Djoudi, T Sunderland, M Nurhasan and A Novak, 2022. Transforming food systems with trees and forests. The Lancet Planetary Health, 6(7), pp.e632-e639.

Goldberg*, Z, B Powell and A Ouarghidi. 2021. Determinants of smallholder maintenance of agricultural biodiversity in Morocco’s High Atlas. Human Ecology.

Ickowitz, A, B Powell, LV Rasmussen & J Rhemtulla. 2021. Impact of Land Use and Land Use Change on Human Diet and Local Food Systems in the Tropics. Frontiers in Sustainable Food Systems, 5:3.

Borelli, T, D Hunter, B Powell, T Ulian, E Mattana, C Termote, L Pawera, D Beltrame, D Penafiel, A Tan and M Taylor. 2020. Born to Eat Wild: An Integrated Conservation Approach to Secure Wild Food Plants for Food Security and Nutrition. Plants, 9(10):1299.

Gergel, S, B Powell, F Baudron, S Wood, J Rhemtulla, G Kennedy, L Rasmussen, A Ickowitz, M Fagan, EAH Smithwick, J Raneri, S Wood, J Groot and T Sunderland. 2020. Conceptual linkages between landscape diversity and diet diversity: A roadmap for transdisciplinary research. BioScience 70(7), 563-575.

Rasmussen LV, ME Fagan, A Ickowitz, SL Wood, G Kennedy, B Powell, F Baudron, S Gergel, S Jung, EA Smithwick and T Sunderland. 2019. Forest pattern, not just amount, influences dietary quality in five African countries. Global Food Security: 100331.

Baudron, F, S Tomscha, B Powell, J Groot, SE Gergel, T Sunderland. 2019. Testing the various pathways linking forest cover to dietary diversity in tropical landscapes. Frontiers in Sustainable Food Systems 3(97):1-13.

Tata*, CY, A Ickowitz, B Powell, and EK Colecraft. 2019. Comparative assessment of diet and anemia prevalence among women living near and far from forests in Southwest Cameroon. PLoS One, 14(4): e0215281.

Reyes-García, V, B Powell, I Díaz-Reviriego, Á Fernández-Llamazares, S Gallois and M Gueze. 2019. Dietary transitions among three contemporary hunter-gatherers across the tropics. Food Security 11(1): 109-122.

Ickowitz, A, B Powell, D Rowland, A Jones and T Sunderland. 2019. Agricultural intensification, dietary diversity, and markets in the global food security narrative. Global Food Security, 20: 9-16.

Powell, B, R Bezner Kerr, SL Young and T Johns. 2017. The determinants of dietary diversity and nutrition: ethnonutrition knowledge of local people in the East Usambara Mountains, Tanzania. Journal of Ethnobiology and Ethnomedicine, 13(23): 1-12.

Hama-Ba, F, B Powell, A Ickowitz, N Sibiri, P Maundu, and B Diawara. 2017. Micronutrient content of wild vegetable species harvested in forested and non-forested areas in Southwest Burkina Faso. Forest Research, 6(3).

Ouarghidi, A, B Powell, GJ Martin and A Abbad. 2017. Traditional sustainable harvesting knowledge and distribution of a vulnerable wild medicinal root (A. pyrethrum var. pyrethrum) in Ait M’hamed Valley, Morocco. Economic Botany, 71(1): 83-95.

Rowland*, D, A Ickowitz, B Powell, R Nasi and T Sunderland. 2016. Contributions of forest foods to meeting recommendations for dietary intakes: A multi-country case study analysis. Environmental Conservation, 44 (2): 102-114.

Ickowitz, A, D Rowland, B Powell, MA Salim and T Sunderland. 2016. The effect of tree cover on child nutrition in Indonesia: Examining the relationship between tree cover and consumption of micronutrient-rich foods. PLOS One, 11(5): e0154139.

Powell, B, S Haraksingh Thilsted, A Ickowizt, C Termote, T Sunderland and A Herforth. 2015. Improving diets with wild and cultivated biodiversity from across the landscape. Food Security 7(3): 535-554.

Rowland*, D, RR Blackie, B Powell, H Djoudi, E Vergles, B Vinceti and A. Ickowitz. 2015. The role of dry forests in food security: A review. International Forestry Review 17(S2):45-53.

Powell, B, A Ouarghidi, T Johns, M Ibn Tattou and P Eyzaguirre 2014. Wild leafy vegetable use and knowledge across multiple sites in Morocco: a case study for transmission of local knowledge? Journal of Ethnobiology and Ethnomedicine, 10: 34.

Ickowitz, A, B Powell, MA Salim, and T Sunderland. 2014. Dietary quality and tree cover in Africa. Global Environmental Change, 24:287-294.

Vinceti, B, C Termote, A Ickowitz, B Powell, K Kehlenbeck & D Hunter. 2013. The contribution of forests and trees to sustainable diets. Sustainability, 5(11), 4797-4824.

Powell, B, P Maundu, HV Kuhnlein, T Johns. 2013. Wild foods from farm and forest in the East Usambara Mountains, Tanzania. Ecology of Food and Nutrition. Ecology of Food and Nutrition, 52:6, 451-478.

Ouarghidi, A, GJ Martin, B Powell, G Esser and A Abbad. 2013. Botanical identification of medicinal roots collected and traded in Morocco and comparison to the existing literature. Journal of Ethnobiology and Ethnomedicine, 9:59.

Johns, T, B Powell, P Maundu and P Eyzaguirre. 2013. Agricultural biodiversity as a link between traditional food systems and contemporary development, social integrity and ecological health. Journal of the Science of Food and Agriculture, 93(14):3433-42.

Ouarghidi*, A, B Powell, G Martin and A Abbad. 2012. Species substitution in medicinal roots and possible implications for toxicity of herbal remedies in Morocco. Economic Botany, 66(4): 370-382.

Arnold, M, B Powell, P Shanley and T Sunderland. 2011. Human health, food security and forests (Editorial for a Special Issue). International Forestry Review 13(3): 259-264.

Powell, B, J Hall and T Johns. 2011. Effects of forest cover and use on dietary intake in the East Usambara Mountains, Tanzania. International Forestry Review 13(3):305-317.

Wan*, M, CJP Colfer and B Powell. 2011. Forests, women and health: opportunities and challenges for conservation. International Forestry Review, 13(3):360-387.

PUBLICATIONS IN REVIEW or UNDER REVISION:

Powell, B. (under revision). Landscape ethnoecology, food security and diet among the Dagara of Burkina Faso. (African Geographical Review).

BOOK CHAPTERS:

Herforth, A, T Johns, HM Creed-Kanashiro, AD Jones, CK Khoury, T Lang, P Maundu, B Powell and V Reyes-García. 2019. Feeding the World: Diversity matters for food and health: More of the same will result in more of the same, In: Agrobiodiversity in the 21st Century: Foundations and Integration for Sustainability, (Eds) K Zimmerer and S de Haan, Ernst Strüngmann Forum, Frankfurt.

Kennedy, G, K Baye, B Powell and A Bailey. 2018. Connecting diverse diets with production systems: measures and approaches for improved food and nutrition security. In: Encyclopedia of Food Security and Sustainability, (Eds) P Ferranti, E Berry and JR Anderson, Elsevier Science.

Hansen, L, J Innes, B Powell, J Bulkan, S Gergel and I Eddy. 2016. Historical drivers of landscape and dietary change in an agricultural frontier Bosawas Biosphere Reserve, Siuna, Nicaragua. In: Deakin, E. L., Kshatriya, M., & Sunderland, T. C. H. (eds). Agrarian change in tropical landscapes. Center for International Forestry Research (CIFOR), Bogor, Indonesia.

Powell, B, J Watts, A Boucard, Z Urech, L Feintrenie, E Lyimo, S Asaha and J Sunderland-Groves. 2010. The role of wild species in local governance of tropical forested landscapes, Chapter 7. In: Collaborative governance of tropical landscapes, Carol Colfer and JL Pfund (eds.), Earthscan, London.

EXPERT and BACKGROUND PAPERS / REPORTS:

Bezner Kerr, R et al (Powell - Contributing Author). 2022. IPCC Sixth Assessment Report (WGII AR6), Chapter 5: Food, fibre, and other ecosystem products.

Adelekan, IO et al (Powell - Contributing Author). 2022. IPCC Sixth Assessment Report (WGII AR6), Chapter 9: Africa.

Gitz, V, N Pingault, A Meybeck, A Ickowitz, S McMullin, Terry Sunderland, B Vinceti, B Powell, C Termote, R Jamnadass, I Dawson and B Stadlmayr. 2021. Contribution of forests and trees to food security and nutrition. FTA Brief #5, CIFOR, Bogor, Indonesia. DOI: 10.17528/cifor/008006

Purwestri, RC, B Powell, D Rowland, NN Wirawan, E Waliyo, M Lamanepa, Y Habibie and A Ickowitz. 2019. From growing food to growing cash: Understanding the drivers of food choice in the context of rapid agrarian change in Indonesia. CIFOR Infobrief no. 263, Center for International Forestry Research (CIFOR), Bogor, Indonesia. DOI: https://doi.org/10.17528/cifor/007360 (peer reviewed, also available in Indonesian)

HLPE. 2017. Sustainable forestry for food security and nutrition, High Level Panel of Experts Report to the Committee on World Food Security of the UN. Rome, Italy. (underwent open public consultation and UN Nation State debate, similar to IPCC)

Neufeldt, H, P Pacheco, H Ojha, S Ogalleh, J Donovan, L Fuchs, D Kleinschmit, P Kristjanson, G Kowero, V Oeba and B Powell. 2015. Public sector, private sector and socio-cultural response options. In: Bhaskar Vira, Christoph Wildburger & Stephanie Mansourian (eds.), Forests, Trees and Landscapes for Food Security and Nutrition. A Global Assessment Report. IUFRO World Series Volume 33. p. 129-152.

Jamnadass, R, S McMullin, M Iiyama, IK Dawson, B Powell, C Termote, A Ickowitz, K Kehlenbeck, B Vinceti, N van Vliet, G Keding, B Stadlmayr, P Van Damme, S Carsan, T Sunderland, M Njenga, A Gyau, P Cerutti, J Schure, C Kouame, B Obiri, D Ofori, B Agarwal, H Neufeldt, A Degrande and A Serban. 2015. Understanding the roles of forests and tree-based systems in food provision. In: B Vira, C Wildburger & S Mansourian (eds.), Forests, Trees and Landscapes for Food Security and Nutrition. A Global Assessment Report. IUFRO World Series Volume 33. p. 25-50.

Parrotta, JA, J Dey de Pryck, B Obiri, C Padoch, B Powell, C Sandbrook, B Agarwal, A Ickowitz, K Jeary, A Serban, T Sunderland and T Nam Tu. 2015. The historical, environmental and socio-economic context of forests and tree-based systems for food security and nutrition. In: B Vira, C Wildburger & S Mansourian (eds.), Forests, trees and landscapes for food security and nutrition. A Global Assessment Report. IUFRO World Series Volume 33. p. 51-86.

Sunderland, T, F Baudron, A Ickowitz, C Padoch, M Ros-Tonen, C Sandbrook, B Vira, J Chambers, E Deakin, S Foli, K Jeary, JA Parrotta, B Powell, J Reed, S Ogalleh, H Neufeldt and A Serban. 2015. Response options across the landscape. In: Bhaskar Vira, Christoph Wildburger & Stephanie Mansourian (eds.), Forests, trees and landscapes for food security and nutrition. A Global Assessment Report. IUFRO World Series Volume 33. p. 113-128.

Powell, B, A Ickowitz, S McMullin, R Jamnadass, C Padoch, M Pinedo-Vasquez and T Sunderland. 2013. The role of forests, trees and wild biodiversity for improved nutrition-sensitivity of food and agriculture systems. Expert background paper for the International Conference on Nutrition 2, FAO, Rome, Italy.

Vinceti, B, A Ickowitz, B Powell, K Kehlenbeck, C Termote, B Cogill and D Hunter. 2013. The contribution of forests and trees to sustainable diets. Background paper, FAO Forests for Food Security and Nutrition, May 13-15th 2013, FAO, Rome, Italy.

Guarascio, F, N Gunewardena, C Holding-Anyonge, S Kaaria, L Stloukal, B Sijapati Basnett, CJP Colfer, E Mwangi, B Powell, S Shackleton and A Degrande. 2013. Forests, food security and gender: linkages, disparities, priorities for action. Background paper, FAO Forests for Food Security and Nutrition, May 13-15, 2013, FAO, Rome, Italy.

Sunderland, T, B Powell, A Ickowitz, S Foli, M Pinedo-Vasquez, R Nasi and C Padoch. 2013 Food security and nutrition: The role of forests. Discussion Paper. CIFOR, Bogor, Indonesia.

Rantala, S, E Lyimo, B Powell, A Kitalyi and H Vihemäki. 2011. Challenges and opportunities for collaborative landscape governance in the East Usambara Mountains, Tanzania. ICRAF & CIFOR Working Paper, Nairobi.

Powell, B. 2012. Mlo na Lishe Bora kwa Milima ya Usambara Mashariki. Infobrief (in Swahili), Research Brief returned to Government Officials and communities in the East Usambara Mountains.

Powell, B. 2012. Lishe bora na mazingira katika Milima ya Usambara Mashariki. Infobrief (in Swahili), Research Brief returned to Government Officials and communities in the East Usambara Mountains.