Gunter co-edited with Daniel Amyot all versions of the URN standard, and contributes regularly to jUCMNav (an open-source Eclipse plug-in for URN modeling). Gunter is an organizer and PC member for numerous conferences and workshops (e.g., RE, MODELS, SLE, MoDRE, MOMO, MiSE, SAM, SDL Forum) and has given many tutorials and invited talks on various topics related to URN at international conferences, at departmental seminars, and in government. For more details see http://www.ece.mcgill.ca/~gmussb1/.