Come join us at the Society for American Archaeology’s 2026 conference in San Francisco, California. Several team members are presenting papers, many of them included in a symposium organized by project directors.
See you all there!

SATURDAY, MAY 2

Symposium: Fourth Annual Ceramics and Archaeological Sciences Symposium

Room: Golden Gate 6 (All Towers, Lobby Level)
Time: 8:15 a.m.–12:00 p.m.
Chair(s): Sandra Lopez Varela and Charles Kolb

9:00 Ryohei Takatsuchi, Nawa Sugiyama, Wesley Stoner, and Ronald Bishop— Made in or Made out of Teotihuacan? A Ceramic Study from the Plaza of the Columns Project Teotihuacan

Symposium: The Plaza of the Columns Complex Project: Ten Years of Investigation at Teotihuacan’s Civic-Administrative Core

Room: Franciscan C (All Towers, Ballroom Level)
Time: 1:00 p.m.–4:15 p.m.
Chair(s): Nawa Sugiyama and Saburo Sugiyama

1:00 Saburo Sugiyama and Nawa Sugiyama—The Plaza of the Columns Complex Project: Ten Years of Investigation at Teotihuacan’s Civic Administrative Core

1:15 Nawa Sugiyama, Ronald Bishop, Wesley Stoner, Ryohei Takatsuchi, and Ariel Texis Muñoz—Feast Diplomacy: Teotihuacan-Maya Interactions at Plaza of the Columns Complex

1:30 Clarissa Cagnato—Bitter, Weedy, Sweet, and Spicy Plants in a Fourth-Century Feast at Teotihuacan: Reimagining the Scents, Flavors, Tastes, and Colors of a Cultural Melting Pot

1:45 Alejandro Mitrani, Jose Luis Ruvalcaba Sil, Ángela Ejarque Gallardo, Carlos López Puértolas, and Nawa Sugiyama—Material Study of Mural Painting Fragments from Plaza de las Columnas Excavation: A Diachronic Assessment

2:00 David Carballo—Temple Housing and Ritual Activities in the Southern Sector of Teotihuacan’s Plaza of the Columns

2:15 A. Gabriel Vicencio—Tracing Basalt and Andesite Exchange Networks in the Plaza of the Columns Complex

2:30 Ana Soler-Arechalde—PPC Project Archaeomagnetic Dating with Radiocarbon Restrictions

2:45 Victoria Estrada and Agustín Butrón—Analysis of Chemical Residues in the Plaza of the Columns during the Terminal Occupation of Teotihuacan

3:00 Yun Ge, Carmen Adriano-Morán, Diana Martínez-Yrízar, Emily McClung de Tapia, and Guillermo Acosta-Ochoa—Burning the City: Charcoal Analysis and the Collapse of Teotihuacan

3:15 Ariel Texis Muñoz, Nawa Sugiyama, and Saburo Sugiyama—Reassessing Teotihuacan’s Periphery: Ceramic Distributions and Terrain Analysis

3:30 Sarah Clayton—Discussant

3:45 Barbara Arroyo—Discussant

4:00 Q&A 1