Dear Colleagues,

Following the success of the NaNoNetworking Days in 2009 http://www.n3cat.upc.edu/nanoday/nanoday09.php, 2010 http://nanoday2010.n3cat.upc.edu, and the Third NaNoNetworking Summit 2011 http://www.n3cat.upc.edu/n3summit2011, the NaNoNetworking Center in Catalunya (N3Cat http://www.n3cat.upc.edu) is pleased to announce the NaNoNetworking Summit 2012 http://www.n3cat.upc.edu/n3summit2012/, to be held at Universitat Politècnica de Catalunya http://www.upc.edu/eng/, Barcelona. The objective of this event is to understand and learn from each other about the latest research activities for different scientific areas related to nanoscale communication networks, create altogether a research roadmap, and foster possible collaborations among its participants.

A preliminary version of the technical program for the *NaNoNetworking Summit 2012* can be downloaded at the following link:

* http://www.n3cat.upc.edu/n3summit2012/program.php

We also take the opportunity to inform you that the registration page is online and active at the following link:

* http://www.n3cat.upc.edu/n3summit2012/registration.php

Looking forward to meeting you next June 21-22 in Barcelona,

N3Summit organizing committee