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Publications and reports from the last few years


Isaza-Aizpurúa Ilean I., Máximo Jiménez-Acosta, Nicole E. Smith-Guzmán, Ashley Sharpe, Juan G. Martín, and Richard G. Cooke. Precolumbian lifeways at three estuarine and two platform island sites in Pacific Panama. In Underwater and Coastal Archaeology in Latin America, edited by Dolores Elkin and Christophe Delaere, pp. 71–84. University Press of Florida, Gainesville, FL.

Sánchez Herrera, Luis A., Richard G. Cooke, Nicole E. Smith-Guzmán, and Claudia P. Díaz Pérez. La cerámica de Playa Venado desde la perspectiva de la tradición semiótica del Gran Coclé, Panamá: Un enfoque retrospectivo. Vínculos 43(1-2):143–193.

Sánchez Aguilarte, Vanessa V., Javier Rivera-Sandoval, and Nicole E. Smith-Guzmán. Cambios temporales en la prevalencia de la exostosis del oído externo en Panamá precolombino. Chúngara: Revista de Antropología Chilena. DOI: 10.4067/s0717-73562023005001601

Sharpe, Ashley E., and Kazuo Aoyama. Lithic and faunal evidence for craft production among the Middle Preclassic Maya at Ceibal, Guatemala. Ancient Mesoamerica 34(2):407-431. DOI: 10.1017/S0956536122000049.


Smith-Guzmán, Nicole E. A paleoepidemiological approach to the challenging differential diagnosis of an isolated 1500-year-old anomalous molar from Panamá. International Journal of Paleopathology 39:1-13. DOI: 10.1016/j.ijpp.2022.07.002.

Smith-Guzmán, Nicole, Luís A. Sánchez Herrera, Richard G. Cooke, Warwick Bray, Claudia P. Díaz, Máximo Jiménez Acosta, Stewart D. Redwood, Anthony Ranere 2022 Resurrecting Playa Venado, a pre-Columbian burial ground in Panama. In Pre-Columbian Art from Central America and Colombia at Dumbarton Oaks, edited by Colin McEwan and John W. Hoopes, pp. 279-329. Dumbarton Oaks Research Library and Collection, Washington D.C.

Sharpe, Ashley E. and John Krigbaum 2022 Applications of Isotope Research in Zooarchaeology. In Isotope Research in Zooarchaeology: Methods, Applications, and Advances, edited by Ashley E. Sharpe and John Krigbaum, pp. 1-12. University Press of Florida, Gainesville.

Sharpe, Ashley E., George Kamenov, and John Krigbaum 2022 Assessing the Applicability of Lead Isotope Data from Animal Teeth in the Maya Region. In Isotope Research in Zooarchaeology: Methods, Applications, and Advances, edited by Ashley E. Sharpe and John Krigbaum, pp. 149-174. University Press of Florida, Gainesville.

Sharpe, Ashley E., Bárbara Arroyo, Lori E. Wright, Gloria Ajú, Javier Estrada, George D. Kamenov, Emanuel Serech, and Emily Zavodny 2022 Comparison of human and faunal enamel isotopes reveals diverse paleodiet and exchange patterns at the highland Maya Site of Kaminaljuyu, Guatemala. Archaeological and Anthropological Sciences 14(29):1-17. DOI:10.1007/s12520-021-01498-8.


Capodiferro, Marco Rosario, Bethany Aram, Alessandro Raveane, Nicola Rambaldi Migliore, Giulia Colombo, Linda Ongaro, Javier Rivera, Tomás Mendizábal, Iosvany Hernández-Mora, Maribel Tribaldos, Ugo Alessandro Perego, Hongjie Li, Christiana Lyn Scheib, Alessandra Modi, Alberto Gòmez-Carballa, Viola Grugni, Gianluca Lombardo, Garrett Hellenthal, Juan Miguel Pascale, Francesco Bertolini, Gaetano Salvatore Grieco, Cristina Cereda, Martina Lari, David Caramelli, Luca Pagani, Mait Metspalu, Ronny Friedrich, Corina Knipper, Anna Olivieri, Antonio Salas, Richard Cooke, Francesco Montinaro, Jorge Motta, Antonio Torroni, Juan Guillermo Martín, Ornella Semino, Ripan Singh Malhi, and Alessandro Achilli 2021 Archaeogenomic distinctiveness of the Isthmo-Colombian area. Cell 184(7):1706-1723.e24. DOI:10.1016/j.cell.2021.02.040.

Clarke, Mary E., Ashley E. Sharpe, Elizabeth M. Hannigan, Megan E. Carden, Gabriella Velásquez Luna, Boris Beltrán, and Heather Hurst 2021 Revisiting the past: Material negotiations between the Classic Maya and an entombed sweat bath at Xultun, Guatemala. Cambridge Archaeological Journal 31(1):67–94. DOI:10.1017/S0959774320000281.

Cooke, Richard G. 2021 A double-headed turtle god. L’Homme. Revue française d’anthropologie 238:5-20. DOI:10.4000/lhomme.39714.

López-Angarita, Juliana, Juan Camilo Cubillos-M, Melany Villate-Moreno, Annissamyd Del Cid, Juan M. Díaz, Richard Cooke, and Alexander Tilley 2021 Identifying priority areas for research and conservation of the largetooth sawfish Pristis pristis in Colombia and Panama. bioRxiv:2021.01.14.426658. DOI:10.1101/2021.01.14.426658.

Martínez-Polanco, María Fernanda, Anthony J. Ranere, and Richard G. Cooke 2021 Following white-tailed deer to the hilltop: A zooarchaeological and taphonomic analysis of deer hunting at Cerro Mangote, a Late Preceramic (7800-4600 cal yr BP) site in central Pacific Panama. Quaternary International 578:170-182. DOI:10.1016/j.quaint.2020.06.003.

Pearson, Georges A., Juan Guillermo Martín, Sergio Andrés Castro, Máximo Jiménez Acosta, and Richard G. Cooke 2020 The mid-Holocene occupation of the Pearl Islands: A case of unusual insular adaptations on the Pacific Coast of Panama. Quaternary International 578:155-169. DOI:10.1016/j.quaint.2020.07.036.

Piperno, Dolores R., Crystal H. McMichael, Nigel C. A. Pitman, Juan Ernesto Guevara Andino, Marcos Ríos Paredes, Britte M. Heijink, and Luis A. Torres-Montenegro 2021 A 5,000-year vegetation and fire history for tierra firme forests in the Medio Putumayo-Algodón watersheds, northeastern Peru. Proceedings of the National Academy of Sciences. DOI:10.1073/pnas.2022213118, accessed June 13, 2021.

Ranere, Anthony J., and Richard G. Cooke 2021 Late glacial and Early Holocene migrations, and Middle Holocene settlement on the lower isthmian land-bridge. Quaternary International 578:20-34. DOI:10.1016/j.quaint.2020.06.002.

Roberts, Patrick, Rebecca Hamilton, and Dolores R. Piperno 2021 Tropical forests as key sites of the “Anthropocene”: Past and present perspectives. Proceedings of the National Academy of Sciences 118(40):e2109243118. DOI:10.1073/pnas.2109243118.

Scaffidi, Beth K., George D. Kamenov, Ashley E. Sharpe, and John Krigbaum 2021 Non-Local Enemies or Local Subjects of Violence?: Using Strontium (87Sr/86Sr) and Lead (206Pb/204Pb, 207Pb/204Pb, 208Pb/204Pb) Isobiographies to Reconstruct Geographic Origins and Early Childhood Mobility of Decapitated Male Heads from the Majes Valley, Peru. Journal of Archaeological Method and Theory, DOI:10.1007/s10816-021-09519-5.

Sharpe, Ashley E., Bárbara Arroyo, Javier Estrada, Gloria Ajú, and Emanuel Serech 2021 Dogs for the gods, fish for the feast: The ceremonial role of animals at Kaminaljuyu, Guatemala. Latin American Antiquity (online first view): 1-21. DOI:10.1017/laq.2021.81.

Sharpe, Ashley E., Nicole Smith-Guzmán, Jason Curtis, Ilean Isaza-Aizpurúa, George D. Kamenov, Thomas A. Wake, and Richard G. Cooke 2021 A preliminary multi-isotope assessment of human mobility and diet in pre-Columbian Panama. Journal of Archaeological Science: Reports 36:102876. DOI:10.1016/j.jasrep.2021.102876.

Smith-Guzmán, Nicole E. 2021 An isthmus of isolation: The likely elevated prevalence of genetic disease in ancient Panama and implications for considering rare diseases in paleopathology. International Journal of Paleopathology 33:1–12. DOI:10.1016/j.ijpp.2021.01.002.

Smith-Guzmán, Nicole E., Luis A. Sánchez Herrera, and Richard G. Cooke 2021 Patterns of disease and culture in ancient Panama: A bioarchaeological analysis of the early graves at Cerro Juan Díaz. Bioarchaeology International 5 (1-2):78-95. DOI:10.5744/bi.2021.1004.

Sullivan, Alexis P., Stephanie Marciniak, Aaron O’Dea, Thomas A. Wake, and George H. Perry 2021 Modern, archaeological, and paleontological DNA analysis of a human-harvested marine gastropod (Strombus pugilis) from Caribbean Panama. Molecular Ecology Resources. DOI:


Cunningham-Smith, Petra, Ashley E. Sharpe, Erin Kennedy Thornton, Arianne Boileau, and Kitty F. Emery 2020 Food, friend, or offering: Exploring the role of Maya dogs in the zooarchaeological record. In ‘Her Cup for Sweet Cacao’: The Social Uses of Food in Ancient Maya Society, edited by Traci Ardren, pp. 161–187. University of Texas Press, Austin.

Heijink, Britte M., Crystal N. H. McMichael, Dolores R. Piperno, Joost F. Duivenvoorden, Dairon Cárdenas, and Álvaro Duque 2020 Holocene increases in palm abundances in north-western Amazonia. Journal of Biogeography 47(3):698–711. DOI:10.1111/jbi.13721.

Piperno, Dolores R. 2020 Early Holocene plant exploitation and cultivation: Further evidence from phytoliths and starch grains. In Las Vegas: The Early Holocene Human Occupation of Coastal Ecuador, edited by K.E. Stothert and P. Stahl. Memoirs of Latin American Archaeology, University of Pittsburgh Press.

Piperno, Dolores R., and Crystal McMichael 2020 Phytoliths in modern plants from amazonia and the neotropics at large: Implications for vegetation history reconstruction. Quaternary International 565:54–74. DOI:10.1016/j.quaint.2020.10.043.

Sharpe, Ashley E., Takeshi Inomata, Daniela Triadan, Melissa Burham, Jessica MacLellan, Jessica Munson, and Flory Pinzón 2020 The Maya Preclassic to Classic transition observed through faunal trends from Ceibal, Guatemala. PLOS ONE 15(4):e0230892. DOI: 10.1371/journal.pone.0230892.

Smith-Guzmán, Nicole E., Javier Rivera-Sandoval, Corina Knipper, and Ginés Alberto Sánchez Arias 2020 Intentional dental modification in Panamá: New support for a late introduction of African origin. Journal of Anthropological Archaeology 60:101226. DOI:10.1016/j.jaa.2020.101226.

Sugiyama, Nawa, María Fernanda Martínez-Polanco, Christine A. M. France, and Richard G. Cooke 2020 Domesticated landscapes of the neotropics: Isotope signatures of human-animal relationships in pre-Columbian Panama. Journal of Anthropological Archaeology 59:101195.


Isaza, Ilean I. 2019 Una perspectiva multidisciplinaria: el sello indeleble de la metodología arqueológica de Richard Cooke y su influencia en las investigaciones de la autora en el valle bajo del río La Villa y las islas del Parque Nacional Coiba, Panamá. Cuadernos de Antropología 29(2):1–20. DOI: 10.15517/cat.v29i2.36761.

Martínez-Polanco, María Fernanda, Florent Rivals, and Richard G. Cooke 2019 Behind white-tailed deer teeth: A micro- and mesowear analysis from three Panamanian pre-Columbian archaeological sites. Quaternary International. DOI: 10.1016/j.quaint.2019.09.022.

Martínez-Polanco, María Fernanda, and Richard G. Cooke 2019 Zooarchaeological and taphonomical study of the white-tailed deer (Cervidae: Odocoileus virginianus Zimmerman 1780) at Sitio Sierra, a pre-Columbian village in Pacific Coclé province, Panama, with an evaluation of its role in feasts. Archaeological and Anthropological Sciences 11(10):5405–5422. DOI: 10.1007/s12520-019-00883-8.

Mendizábal, Tomás, and Juan Guillermo Martín 2019 Richard Cooke: pasado, presente y futuro de la arqueología panameña. Cuadernos de Antropología 29(2):1–9. DOI: 10.15517/cat.v29i2.36755.

Pfeiffer, John M., Carla L. Atkinson, Ashley E. Sharpe, Krista A. Capps, Kitty F. Emery, and Lawrence M. Page 2019 Phylogeny of Mesoamerican freshwater mussels and a revised tribe-level classification of the Ambleminae. Zoologica Scripta 48(1):106–117. DOI: 10.1111/zsc.12322.

Piperno, Dolores R., Crystal N. H. McMichael, and Mark B. Bush 2019 Finding forest management in prehistoric Amazonia. Anthropocene 26:100211. DOI: 10.1016/j.ancene.2019.100211.

Piperno, Dolores R., Irene Holst, J. Enrique Moreno, and Klaus Winter 2019 Experimenting with domestication: Understanding macro- and micro-phenotypes and developmental plasticity in teosinte in its ancestral pleistocene and early holocene environments. Journal of Archaeological Science 108:104970. DOI: 10.1016/j.jas.2019.05.006.

Ranere, Anthony J. 2019 Some Observations on the Remarkable Career of Richard G. Cooke/Algunas observaciones sobre la extraordinaria carrera de Richard Cooke. Cuadernos de Antropología 29(2):1–15. DOI: 10.15517/cat.v29i2.36753.

Sharpe, Ashley E. 2019 The Ancient Shell Collectors: Two Millennia of Marine Shell Exchange at Ceibal, Guatemala. Ancient Mesoamerica 30(3):493–516. DOI: 10.1017/S0956536118000366.

Smith-Guzmán, Nicole E., and Richard G. Cooke 2019 Cold-water diving in the tropics? External auditory exostoses among the pre-Columbian inhabitants of Panama. American Journal of Physical Anthropology 168(3):448–458. DOI: 10.1002/ajpa.23757.

Zohar, Irit, and Richard Cooke 2019 The role of dried fish: A taphonomical model of fish butchering and long-term preservation. Journal of Archaeological Science: Reports 26:101864. DOI: 10.1016/j.jasrep.2019.05.029.


LeFebvre, Michelle J., and Ashley E. Sharpe 2018 Contemporary challenges in zooarchaeological specimen identification. In Zooarchaeology in Practice, edited by Christina M. Giovas and Michelle J. LeFebvre, pp. 35–57. Springer, Cham. DOI: 10.1007/978-3-319-64763-0_3.

Pfeiffer, John M., Ashley E. Sharpe, Nathan A. Johnson, Kitty F. Emery, and Lawrence M. Page 2018 Molecular phylogeny of the Nearctic and Mesoamerican freshwater mussel genus Megalonaias. Hydrobiologia 811(1):139–151. DOI: 10.1007/s10750-017-3441-7.

Sharpe, Ashley E., Kitty F. Emery, Takeshi Inomata, Daniela Triadan, George D. Kamenov, and John Krigbaum 2018 Earliest isotopic evidence in the Maya region for animal management and long-distance trade at the site of Ceibal, Guatemala. Proceedings of the National Academy of Sciences 115(14):3605–3610. DOI:10.1073/pnas.1713880115.

Smith-Guzmán Nicole E, Richard G. Cooke 2018 Interpersonal violence at Playa Venado (550-850 AD), Panama: A re-evaluation of the evidence. Latin American Antiquity 29:718–735. DOI: 10.1017/laq.2018.48.

Smith-Guzmán, Nicole E., Jeffrey A. Toretsky, Jason Tsai, and Richard G. Cooke 2018 A probable primary malignant bone tumor in a pre-Columbian human humerus from Cerro Brujo, Bocas del Toro, Panamá. International Journal of Paleopathology 21:138–146. DOI: 10.1016/j.ijpp.2017.05.005.


Aoyama, Kazuo, Takeshi Inomata, Daniela Triadan, Flory Pinzón, Juan Manuel Palomo, Jessica MacLellan, and Ashley Sharpe 2017 Early Maya Ritual Practices and Craft Production: Late Middle Preclassic Ritual Deposits Containing Obsidian Artifacts at Ceibal, Guatemala. Journal of Field Archaeology 42(5):408–422. DOI:10.1080/00934690.2017.1355769.

Buckley, Michael, Richard G. Cooke, María Fernanda Martínez, Fernando Bustamante, Máximo Jiménez Acosta, Alexandra Lara-Kraudy, and Juan Guillermo Martín 2017 Archaeological Collagen Fingerprinting in the Neotropics; Protein Survival in 6000 Year Old Dwarf Deer Remains from Pedro González Island, Pearl Islands, Panama. In Zooarchaeology in the Neotropics: Environmental diversity and human-animal interactions, edited by M. Moudini, A. S. Muñoz, and P. M. Fernández, pp. 157–176. Springer Nature.

Dillehay, Tom D., Steve Goodbred, Mario Pino, Víctor F. Vásquez Sánchez, Teresa Rosales Tham, James Adovasio, Michael B. Collins, Patricia J. Netherly, Christine A. Hastorf, Katherine L. Chiou, Dolores Piperno, Isabel Rey, and Nancy Velchoff 2017 Simple technologies and diverse food strategies of the Late Pleistocene and Early Holocene at Huaca Prieta, Coastal Peru. Science Advances 3(5):e1602778. DOI:10.1126/sciadv.1602778.

Inomata, Takeshi, Flory Pinzón, Juan Manuel Palomo, Ashley Sharpe, Raúl Ortíz, María Belén Méndez, and Otto Román 2017 Public ritual and interregional interactions: excavations of the Central Plaza of Group A, Ceibal. Ancient Mesoamerica 28(1):203–232. DOI:10.1017/S0956536117000025.

Lorant, Anne, Sarah Pedersen, Irene Holst, Matthew B. Hufford, Klaus Winter, Dolores Piperno, and Jeffrey Ross-Ibarra 2017 The potential role of genetic assimilation during maize domestication. PLOS ONE 12(9):e0184202. DOI: 10.1371/journal.pone.0184202.

McMichael, Crystal H., Kenneth J. Feeley, Christopher W. Dick, Dolores R. Piperno, and Mark B. Bush 2017 Comment on “Persistent effects of pre-Columbian plant domestication on Amazonian forest composition.” Science 358(6361). DOI:10.1126/science.aan8347.

Piperno, Dolores R. 2017 Assessing elements of an extended evolutionary synthesis for plant domestication and agricultural origin research. Proceedings of the National Academy of Sciences 114(25):6429–6437. DOI:10.1073/pnas.1703658114.

Piperno, Dolores R., Crystal McMichael, and Mark B. Bush 2017 Further evidence for localized, short-term anthropogenic forest alterations across pre-Columbian Amazonia. Proceedings of the National Academy of Sciences 114(21):E4118–E4119. DOI:10.1073/pnas.1705585114.

Piperno, Dolores R., Timothy Messner, and Irene Holst 2017 Starch grains. In: Where the Land Meets the Sea: Fourteen Millennia of Human Behavior at Huaca Prieta, Peru, edited by Thomas D. Dillehay, pp. 683–688. University of Texas Press, Austin.

Piperno, Dolores R., Anthony J. Ranere, Ruth Dickau, and Francisco Aceituno 2017 Niche construction and optimal foraging theory in Neotropical agricultural origins: A re-evaluation in consideration of the empirical evidence. Journal of Archaeological Science 78:214–220. DOI: 10.1016/j.jas.2017.01.001.


Cooke, Richard 2016 Orígenes, Dispersión y Supervivencia de las Sociedades Originarias de la Sub-Región istmeña de América: Una Reseña en el Marco de la Historia Profunda. In Memoria: Encuentro el Mar del Sur: 500 Años Después, una Visión Interdisciplinaria, edited by Marcela Camargo, pp. 25–72. Editorial Universitaria Carlos Manuel Gasteazoro, Universidad de Panamá, Panama City.

Cooke, Richard G., Thomas A. Wake, María F. Martínez-Polanco, Máximo Jiménez-Acosta, Fernando Bustamante, Irene Holst, Alexandra Lara-Kraudy, Juan Guillermo Martín, and Stewart Redwood 2016 Exploitation of dolphins (Cetacea: Delphinidae) at a 6000yr old Preceramic site in the Pearl Island archipelago, Panama. Journal of Archaeological Science: Reports 6:733–756. DOI: 10.1016/j.jasrep.2015.12.001.

Emery, Kitty, Erin Thornton, Ashley Sharpe, Petra Cunningham-Smith, Lisa Duffy, and Brandon McIntosh 2016 Testing osteometric and morphological methods for turkey species determination in Maya faunal assemblages. Journal of Archaeological Science: Reports 10:607–631. DOI:10.1016/j.jasrep.2016.08.018.

Martín, Juan Guillermo, Richard G. Cooke, Fernando Bustamante, Irene Holst, Alexandra Lara, and Stewart Redwood 2016 Ocupaciones Prehispánicas en Isla Pedro González, Archipiélago de Las Perlas, Panamá: Aproximación a una Cronología con Comentarios sobre las Conexiones Externas. Latin American Antiquity 27(3):378–396.

Piperno, Dolores R. 2016 Phytolith radiocarbon dating in archaeological and paleoecological research: a case study of phytoliths from modern Neotropical plants and a review of the previous dating evidence. Journal of Archaeological Science 68:54–61. DOI: 10.1016/j.jas.2015.06.002.

Piperno, Dolores R. 2016 Standard evaluations of bomb curves and age calibrations along with consideration of environmental and biological variability show the rigor of phytolith dates on modern neotropical plants: Review of comment by Santos, Alexandre, and Prior. Journal of Archaeological Science 71:59–67. DOI: 10.1016/j.jas.2016.01.013.

Sharpe, Ashley E., George D. Kamenov, Adrian Gilli, David A. Hodell, Kitty F. Emery, Mark Brenner, and John Krigbaum 2016 Lead (Pb) Isotope Baselines for Studies of Ancient Human Migration and Trade in the Maya Region. PLOS ONE 11(11):e0164871. DOI: 10.1371/journal.pone.0164871.

Stange, Madlen, Gabriel Aguirre-Fernández, Richard G. Cooke, Tito Barros, Walter Salzburger, and Marcelo R. Sánchez-Villagra 2016 Evolution of opercle bone shape along a macrohabitat gradient: species identification using mtDNA and geometric morphometric analyses in neotropical sea catfishes (Ariidae). Ecology and Evolution 6(16):5817–5830. DOI:10.1002/ece3.2334.


Ball, Terry, Karol Chandler-Ezell, Ruth Dickau, Neil Duncan, Thomas C. Hart, Jose Iriarte, Carol Lentfer, Amanda Logan, Houyuan Lu, Marco Madella, Deborah M. Pearsall, Dolores R. Piperno, Arlene M. Rosen, Luc Vrydaghs, Alison Weisskopf, and Jianping Zhang 2016 Phytoliths as a tool for investigations of agricultural origins and dispersals around the world. Journal of Archaeological Science 68:32–45. DOI:10.1016/j.jas.2015.08.010.

Bush, Mark B., Crystal H. McMichael, Dolores R. Piperno, Miles R. Silman, Jos Barlow, Carlos A. Peres, Mitchell Power, and Michael W. Palace 2015 Anthropogenic influence on Amazonian forests in pre-history: An ecological perspective. Journal of Biogeography 42(12):2277–2288. DOI:10.1111/jbi.12638.

Dickau, Ruth, Francisco Javier Aceituno, Nicolás Loaiza, Carlos López, Martha Cano, Leonor Herrera, Carlos Restrepo, and Anthony J. Ranere 2015 Radiocarbon chronology of terminal Pleistocene to middle Holocene human occupation in the Middle Cauca Valley, Colombia. Quaternary International 363. Multidisciplinary studies on the Human-Environment Interaction during the Initial Peopling of the Americas:43–54. DOI:10.1016/j.quaint.2014.12.025.

Grugni, Viola, Vincenza Battaglia, Ugo Alessandro Perego, Alessandro Raveane, Hovirag Lancioni, Anna Olivieri, Luca Ferretti, Scott R. Woodward, Juan Miguel Pascale, Richard Cooke, Natalie Myres, Jorge Motta, Antonio Torroni, Alessandro Achilli, and Ornella Semino 2015 Exploring the Y Chromosomal Ancestry of Modern Panamanians. PLOS ONE 10(12):e0144223. DOI: 10.1371/journal.pone.0144223.

Martín, Juan G., Tomás Mendizábal, Rainer Schreg, Richard G. Cooke, and Dolores Piperno 2015 Pre-Columbian raised fields in Panama: First evidence. Journal of Archaeological Science: Reports 3:558–564. DOI: 10.1016/j.jasrep.2015.08.018.

Martínez-Polanco, María Fernanda, Máximo Jiménez-Acosta, Michael Buckley, and Richard Cooke 2015 Impactos humanos tempranos en fauna insular: El caso de los venados de Pedro González (Archipiélago de las Perlas, Panamá). Archaeobios 9(1).

McMichael, Crystal H., Dolores R. Piperno, and Mark B. Bush 2015 Comment on Clement et al. 2015 ‘The domestication of Amazonia before European conquest.’ Proceedings of the Royal Society B: Biological Sciences 282(1821):20151837. DOI:10.1098/rspb.2015.1837.

McMichael, Crystal H., Dolores R. Piperno, Eduardo G. Neves, Mark B. Bush, Fernando O. Almeida, Guilherme Mongeló, and Margret B. Eyjolfsdottir 2015 Phytolith assemblages along a gradient of ancient human disturbance in Western Amazonia. Frontiers in Ecology and Evolution 3. DOI:10.3389/fevo.2015.00141.

Piperno, Dolores R., Crystal McMichael, and Mark B. Bush 2015 Amazonia and the Anthropocene: What was the spatial extent and intensity of human landscape modification in the Amazon Basin at the end of prehistory? The Holocene 25:1588–1597.

Piperno, Dolores R., Irene Holst, Klaus Winter, and Owen McMillan 2015 Teosinte before domestication: Experimental study of growth and phenotypic variability in Late Pleistocene and early Holocene environments. Quaternary International 363. Multidisciplinary studies on the Human-Environment Interaction during the Initial Peopling of the Americas:65–77. DOI:10.1016/j.quaint.2013.12.049.

Smith-Guzmán, Nicole E. 2015 The skeletal manifestation of malaria: An epidemiological approach using documented skeletal collections. American Journal of Physical Anthropology 158:624–635. DOI: 10.1002/ajpa.22819.

Smith-Guzmán Nicole E. Cribra orbitalia in the ancient Nile Valley and its connection to malaria. International Journal of Paleopathology 10:1–12. DOI:10.1016/j.ijpp.2015.03.001