Miriam Ballhausen works as Attorney at Law at JBB Rechtsanwälte, a Berlin-based law firm specialised in IT/IP law. At JBB Rechtsanwälte Miriam Ballhausen especially advises clients on Open Source License Compliance and helps developers and rightholders enforce open source license, especially the GPL in Germany. Since joining JBB Rechtsanwälte in 2012 Miriam Ballhausen has been successfully involved in various GPL enforcement cases.