The work leading to the many of results presented on this site (typically with the PIPER name) has received funding from the European Union Seventh Framework Program ([FP7/2007-2013]) under grant agreement 605544 [PIPER project]). The [[http://www.piper-project.eu|PIPER EU]] project ended on April 30, 2017. Other acknowledgements include: * all the Open Source software used to build the PIPER software, and in particular the [[https://www.sofa-framework.org/|Sofa Framework]], [[http://www.vtk.org/|VTK]], etc * funding from previous projects (ProEtech and CASPER) for the ancestor of the PIPER Child model * [[http://www.ifsttar.fr/|Ifsttar]], [[http://www.univ-lyon1.fr/|Univ. Lyon 1]] and [[https://www.inria.fr/|INRIA]] for hosting the the website, data, source code and the continuous integration platform * and of course organizations of individuals participating to piper-project.org.