Acknowledgments
We thank Rémy Bossu, John Clinton, Torild van Eck, Göran Ekström, Paul Friberg, Stéphanie Godey, Winfried Hanka, Masha Liukis, Phil Maechling, Silvio Maraini, Gilles Mazet-Roux, Stefan Wiemer, Jochen Wössner, Adrian Wyss, and John Yu for their contributions to QuakeML.
QuakeML development at [http://www.ethz.ch/index_EN ETH Zurich] is funded as part of the [http://www.neries-eu.org NERIES] project (EC contract no. 026130). GFZ Potsdam acknowledges funding by the [http://www.bmbf.de/en/ Bundesministerium für Bildung und Forschung] (GITEWS project).