This is a list of papers I have presented, mostly at various academic conferences. All deal with the archaeology of the South-Central Andean region, mostly with the Lake Titicaca Basin.

You may also want to see my publications and reports.

• 2006. Global patterns of early village development. Invited paper presented at the conference The Neolithic Demographic Transition and its Consequences (Jeane-Pierre Bocquet-Appel and Ofer Bar Yosef, organizers). Harvard University, December 10.
• 2006. The Neolithic demographic transition and its consequences. Paper presented at the Amerind Foundation Advanced Seminar Early Village Society in Global Perspective (Matthew Bandy and Jake Fox, chairs). Dragoon, AZ, November 30.
• 2006. Tiwanaku as a hospitality state. Invited paper presented at the conference Contending Visions of Tiwanaku (Charles Stanish and Alexei Vranich, organizers). Cotsen Institute of Archaeology at UCLA, May 20.
• 2006. The Neolithic demographic transition and its consequences. In symposium Early Village Society in Global Perspective (Matthew Bandy and Jake Fox, organizers) at the 71st meeting of the Society for American Archaeology, San Juan, Puerto Rico.
• 2006. Early Village Society in Global Perspective. Symposium organized at the 71st meeting of the Society for American Archaeology, San Juan, Puerto Rico.
• 2005. Multi-Community Polity Formation in the Titicaca Basin Formative: Preliminary Results. Paper presented at the 33rd Annual Midwest Conference of Andean and Amazonian Archaeology and Ethnohistory, Columbia, MO. With Christine Hastorf.
• 2005. Population History and Cultural Evolution in the Southern Titicaca Basin. Paper presented to the Department of Anthropology, University of Oklahoma.
• 2004. New World Settlement Evidence for a Two-Stage Formative Demographic Transition. In invited working group Formative Period Socio-Political Development in the Lake Titicaca Basin, South-Central Andes (Aimee Plourdes and Andrew Roddick, organizers) at the 69th meeting of the Society for American Archaeology, Montreal, Canada.
• 2004. Multi-Community Polity Formation in the Titicaca Basin Formative: Season 1. Paper presented at the annual 44th meeting of the Institute for Andean Studies, Berkeley, CA. With Christine Hastorf. [PDF, DjVu]
• 2003. From Internal to Embedded Migration in the Titicaca Basin Formative. In symposium Birth, Death, and Migration: Regional Approaches to Archaeological Demography (Matthew Bandy and Kathleen Hull, organizers), at the 68th annual meeting of the Society for American Archaeology, Milwaukee, WI. [PDF, DjVu]
• 2001. When is a Polity? Using Settlement Dynamics to Identify Political Formations in the Lake Titicaca Basin Formative. Paper presented at the Department of Anthropology, University of California, Berkeley.
• 2001. Environmental and Political Change in the Formative Titicaca Basin. Paper presented at the 66th annual meeting of the Society for American Archaeology, New Orleans, LA. [PDF, DjVu]
• 2000. The Social Embededness of Southern Titicaca Basin Raised Field Agriculture. Paper presented at the 65th annual meeting of the Society for American Archaeology, Philadelphia, PA. [PDF, DjVu]
• 2000. Population Dynamics and Polity Formation in the Southern Lake Titicaca Basin Formative. Paper presented at the 40th annual meeting of the Institute for Andean Studies, Berkeley, CA. [PDF, DjVu]
• 2000. The Evolution of Political Economy in the Prehistoric Titicaca Basin: Premature Speculations. Paper presented at the Department of Anthropology, University of California, Berkeley.
• 1999. Productivity and Labor Scheduling Aspects of Titicaca Basin Raised Field Agriculture. Paper presented at the 64th annual meeting of the Society for American Archaeology, Chicago, Il. [PDF, DjVu]
• 1998. Excavations on the Chiripa Mound. Paper presented at the 63rd annual meeting of the Society for American Archaeology, Seattle, WA. [PDF, DjVu]
• 1998. Bioarchaeology and Long-Term History at Chiripa. With D. Blom. Paper presented at the 63rd annual meeting of the Society for American Archaeology, Seattle, WA.
• 1998. Using Lithic Mass Analysis to Determine Depositional Context. Paper presented at the Institute of Archaeology, University of California, Los Angeles.
• 1998. Chiripa: Settlement, History and Ritual in the Titicaca Basin Formative. With C. Hastorf, et. al. Paper presented at the 38th annual meeting of the Institute for Andean Studies, Berkeley, CA. [PDF, DjVu]
• 1997. Chiripa: Asentamiento, Historia y Rito en el Formativo de los Andes Centro-Sur. Ponencia en el 1er Encuentro de Arqueología del Sur Peruano "Francisco Fahlman", Moquegua, Peru.
• 1997. New Evidence for Domestic Religious Activities at Formative Chiripa from the 1996 Excavations. With Christine Hastorf, Emily Dean, David Kojan, José Luís Paz, and William Whitehead. Paper presented at the 62nd Annual Meeting of the Society for American Archaeology, Nashville, TN. [PDF, DjVu]
• 1996. La Historia de Asentamiento en Chiripa. Ponencia en el 1er Simposio de Actualización de Arqueología Boliviana, Universidad Mayor de San Andres, La Paz, Bolivia.
• 1996. The Tiwanaku Occupation of Chen Chen (M1): Preliminary Report on the 1995 Salvage Excavations. With A. Cohen, P. Goldstein, A. Cardona R., A. Oquiche H. Paper presented at the 61st annual meeting of the Society for American Archaeology, New Orleans, LA. [PDF, DjVu]
• 1995. La Fase Huaracane y el Formativo en Moquegua. Ponencia en el 1er seminario del Instituto Pedagógico "Mercedes Cabello de Carbonera," Historia y Arqueología en la Sub Region Moquegua y su Influencia en el Sur Andino, Moquegua, Peru.
• 1995. The Early Ceramic Periods of Moquegua: A Reappraisal. Paper presented at the 60th annual meeting of the Society for American Archaeology, Minneapolis,MN. [PDF, DjVu, HTML]
• 1995. How Archaic is that Archipelago? The Huaracane Tradition and the Antiquity of Vertical Control in the South Andes. With A. Cohen and P. Goldstein. Paper presented at the 35th annual meeting of the Institute for Andean Studies, Berkeley, CA. [PDF, DjVu]