If it has to do with NG112 in the European Union, Hannes Tschofenig, probably has his name on it some where. In addition to his day job at Nokia Siemens Networks, Hannes is the Chair of the Next Generation 112 Technical Committee at the European Emergency Number Association delivering the next evolution of IP based call handling to the PSAPs and Control Rooms in the European Union.
In addition to providing a great history lesson of the roots of NG112, he mentions how Additional Data from Enterprise networks is becoming more an more popular as businesses FCE their environments creating emergency calling gaps that have never been there in the past.