Stumbled across this while searching for info on Rogic on TalkCeltic.
Two schools of thought in the UK as displayed from comments under the post.
http://www.talkceltic.net/forum/showthread.php?t=151201

An interview that is more US related as far as training goes that maybe of interest to us in OZ.
http://socceranywhere.com/raymond-verheijen-soccer-fitness/

This is a short one with SBS
https://www.youtube.com/watch?v=63etg5TvicM

This is long but really interesting.Highly recommend
https://www.youtube.com/watch?v=qcTAfnqW1G4

I know he has been posted on here before but it is interesting stuff with our A-League teams in pre-season