Dundee said:Track success is a combination of things, not least of all is a nations mind set. Track is ingrained in the culture of some Countries, it is part of every day racing. Those with a tradition in track tend to go well in track on a world stage because their countries are set up to support youth through to elite track competition.
As far as I can tell, BC is by the far the best game in town for a UK rider on the way up so Brailsford gets a better pick for the track team than some of the Continental countries.