Scott M. Fitzpatrick, professor of archaeology and associate director for research and collections at the Museum of Natural and Cultural History at the University of Oregon, is the editor of Ancient Psychoactive Substances. Jon M. Erlandson is professor emeritus of anthropology and former executive director of the Museum of Natural and Cultural History at the University of Oregon. Kristina M. Gill is an archaeologist, archaeobotanist, and research scientist at the Museum of Natural and Cultural History at the University of Oregon. Erlandson and Gill are coeditors of An Archaeology of Abundance: Reevaluating the Marginality of California's Islands.

Contributors: Rebecca Boger | Emira Ibrahimpasic | Frederique Valentin | Stuart Bedford | Davide Marco Zori | William Jeffery | Denise Elena | Edith Gonzalez | Mark Horrocks | Anaëlle Jallon | Sophia Perdikaris | Iarowoi Philip | Takaronga Kuautonga | Lindsey E. Cochran | Christopher Wolff | Todd Braje | Craig Shapiro | Allison Bain | Dr. Torben C. Rick | James Flexner | Tim Denham | Jon M. Erlandson | Robert Williams | Victor D. Thompson | Scott M. Fitzpatrick | Julie Field | Kristina M. Gill | Sandrine Grouard