Since 2011
Associated doctoral student at the Graduate School Human Development in Landscapes, Kiel University

Since 2010
Doctoral student at the Institute for Prehistory and Protohistory, Kiel University

2009
Graduation at the Otto-Friedrich-University Bamberg – Master's thesis: "Studies on the Distribution and Meaning of Amber During the Early Bronze Age Between the Baltic Sea and the Carpathian Basin"

2002 – 2009
Studies on Pre- and Protohistoric Archaeology, Medieval and Postmedieval Archaeology, and Heritage Conservation at the Otto-Friedrich-University Bamberg and Kiel University

2013
Participated in the excavation of the Early Bronze Age settlement of Vráble, Slovakia

Since 2010
Scientific assistant at the Roman-Germanic Commission (RGK), German Archaeological Institute (DAI), Frankfurt/Main in the project "Population Density, Communicational Structures and Areas of Tradition in the Funnel Beaker Culture" within the priority program 1400 “Early Monumentality and Social Differentiation“ funded by the German Research Foundation (DFG)

2011
Geomagnetic surveys of megalithic tombs and their vicinity near Schmerlecke, Westfalen; of the Neolithic tell settlement of Drenovac, Serbia; of the Roman municipium of Margum near Požarevac, Serbia; of the Early Medieval settlements of Szólád and Balatonlelle, Hungary; of the Stonehenge cursus, UK; of Neolithic, Bronze Age, Iron Age, and Roman period sites at Wiggold near Cirencester, UK

2010
Geomagnetic surveys of megalithic tombs and their vicinity at Lancken-Granitz, Rügen Island; of the Middle Neolithic enclosures in Plate and Zietlitz, Western Mecklenburg; of the Late Iron Age oppidum of Manching, Bayern; of Neolithic, Bronze Age, Iron Age, and Roman period sites (Gllamnik-Vindenis and Gracanica-Ulpiana) in Kosovo

2009
Geomagnetic survey of megalithic tombs and their vicinity at Westensee, Schleswig-Holstein

2008
Participated in geomagnetic surveys of Neolithic and Copper Age settlements in Romania; student assistant at the Institute for Prehistory and Protohistory, Christian-Albrechts-University Kiel

2003 – 2006
Student assistant at the Chair for Pre- and Protohistoric Archaeology, Otto-Friedrich-University Bamberg

2005
Participated in the excavation of the Late Neolithic tell settlement of Okolište, Bosnia

2004
Participated in the excavation of the Early Bronze Age fortified settlement of Bruszczewo, Poland; in geomagnetic and measurement surveys of megalithic tombs and their vicinity in the Altmark, Sachsen-Anhalt

2003
Participated in the excavation of the Final Neolithic ritual place and settlement of Wattendorf-Motzenstein; in the measurement survey of the monastery of Lorsch, Hessen

Forthcoming
G. Schafferer, Untersuchungen zur Verbreitung und Bedeutung von Bernstein während der Frühbronzezeit zwischen der Ostsee und dem Karpatenbecken (Bonn in preparation).

2013
M. Berisha/A. Drafehn/S. Gashi/R. Gauß/M. Helfert/K. Luci/F. Lüth/P. Mertl/S. Reichler/G. Schafferer/F. Teichner/H. Wendling, Archäologisch-geophysikalische Prospektion im Kosovo – Erste Resultate einer bilateralen Forschungskooperation. Archäologischer Anzeiger 2012,2 (2013) 65–92.

2012
K. Rassmann/G. Schafferer, Demography, Social Identities, and the Architecture of Megalithic Graves in the South-Western Baltic Area. In: M. Hinz/J. Müller (Hrsg.), Siedlung, Grabenwerk, Großsteingrab. Studien zu Gesellschaft, Wirtschaft und Umwelt der Trichterbechergruppen im nördlichen Mitteleuropa. Frühe Monumentalität und soziale Differenzierung 2 (Bonn 2012) 107–120.

C. Rummel/D. Peters/G. Schafferer, Report on the Geomagnetic Survey at Margum in October 2011. Starinar 62, 2012, 229–238.

2010
M. Sadovnik/G. Schafferer/C. Mischka/O. Nelle, Pollendiagramm und Magnetogramm. Eine Verknüpfung von paläobotanischen und archäologischen Methoden in der neolithischen Forschung am Krähenberg, Gemeinde Westensee. Archäologische Nachrichten aus Schleswig-Holstein 16, 2010, 23–29.