OSM is the map created by 'anyone' and used by CycleStreets (and many others).
"Friday 19th and Saturday 20th October 2012 10am-4pm on both days. It is free event, everyone is welcome."
"On each day there will be 3 set half hour sessions set aside for people new to Openstreetmap."
http://wiki.openstreetmap.org/wiki/State_Of_The_Map_Scotland_2012