2012-present Early iron production in Sudan
Collaborator with Thilo Rehren, PI (University College London – Qatar), Jane Humphries (University College London – Qatar) and Pawel Wolf (DAI: German Archaeological Institute)
Coordinate sampling and measurement of optically stimulated luminescence, thermoluminescence and AMS radiocarbon dating samples for metallurgical contexts at the sites of Meroe and Hamadab.
2012-present Mineralogical and technological variations in the Oyo Ceramic Complex at Ede-Ile (Nigeria)
Collaborator with Akinwumi Ogundiran, PI (University of North Carolina – Charlotte)
Petrographic analysis of ceramics from sites associated with the Oyo Empire, 17th century.
2010-present Archaeological chronology development and the Old Wood problem on the Northern Colorado Plateau
Ronald Towner and Jeffrey Dean, PIs (University of Arizona; NSF Grant 1026422)
Field assistant and graduate research assistant for radiocarbon dating.
2008-present Collaborator in the African Origins Platform: Five Hundred Years Research Initiative (FYI)
University of Arizona, University of the Witswatersrand (South Africa) and University of Cape Town (South Africa); laboratory analyses undertaken at University of Washington (luminescence dating) and prepared for Illinois State Museum (archaeomagnetic dating)
A multi-disciplinary study of the last 500 years to better understand the emergence of modern cultures and identities in southern Africa. Developing a regional site chronology using luminescence. Pairing luminescence samples with archaeomagnetic samples as a pilot project on developing an archaeomagnetic curve of secular variation for the region.
2006-2011 Precolonial Botswana social formations: optical petrography of pottery and clays linking peoples, pots, and places
Collaborator with Edwin Wilmsen, PI (University of Texas – Austin; Wenner-Gren awardee) and David Killick (University of Arizona)
Petrographic, scanning electron microscopic (SEM/EDS) and x-ray fluorescence (XRF) analyses on clays, ceramics and metal artifacts from 8th-13thcentury archaeological contexts and historical contexts in Botswana.
2006-2009 Tin and Bronze Production in the Iron Age of Southern Africa
Collaborator with James Feathers (University of Washington), David Killick, PI (University of Arizona; NSF Grant 0542135) Simon Hall (University of Cape Town), and Shadreck Chirikure (University of Cape Town)
Excavation and sample collection for archaeomagnetic and optically stimulated luminescence dating at Smelterskop, a Late Iron Age tin mining locality in South Africa, 16th-19th century.
2005-2006 Archaeomagnetic dating of the Late Iron Age, South Africa
Principal investigator with Stacey Lengyel (now Illinois State Museum) and Simon Hall (University of Cape Town)
A pilot study to test the possibility that archaeomagnetism can used to date Late Iron Age sites in southern Africa occupied during periods of the radiocarbon calibration curve subject to acute De Vries effects of the 17th-19th centuries.
2004-present Characterization of temper minerals in South African ceramics
Principle Investigator with Duncan Miller (University of Cape Town), Simon Hall (University of Cape Town) and Robert T. Downs (University of Arizona)
Petrographic, scanning electron microscopic, electron microprobe and Raman spectroscopic analyses on temper minerals in ceramic artifacts from Late Iron Age BaTswana urban sites, 18th-19th century.
2004 Chinese Porcelain Project
Principal investigator with Jane Klose (University of Cape Town)
A petrographic and SEM/EDS analysis of Chinese export porcelain to compare soft- and hard-paste porcelain clay bodies and the chemical signature of ocean water on porcelains excavated from marine shipwrecks, 17th-18th century.
2004 Oudepost Ceramic Provenance Project
Principal investigator with Carmel Shrire (Rutgers University)
Petrographic analysis of ceramic thin sections to differentiate local from imported pottery at the Oudepost historical archaeological site, South Africa, 18th century.
2003-2004 Optically stimulated luminescence dating of the Late Iron Age, South Africa
Collaborator with Zenobia Jacobs (now University of Wollongong) and Quaternary Dating Research Unit, CSIR, South Africa
Optically stimulated luminescence dating analysis of samples from archaeological middens and copper smelting furnaces at Late Iron Age BaTswana urban sites, 18th-19th century.
2003 University of Cape Town field school at Marothodi, South Africa
Postgraduate field assistant (Simon Hall, PI). Excavation at Marothodi, a Late Iron Age urban complex as part of Master of Science degree research, 18th-19th century.