It's 13 years since the Scots qualified for a major tournament.
Ferguson said: "There is an effort in Scotland to progress, there's no question about that.
"You're seeing it in the national team now where they've a collection of good midfielders.
"So there is progress being made and that's only through the work that's been done over the last few years because the foundations are laid when a kid is four, five, six years of age. I think that is something that's improving."