Highly intelligent, well written and scientifically based paper. Read it and share it - send it to your MP, and to Damien Hinds (or whoever is the current Education Secretary - given the state of this sorry bunch of twits 'in charge' the post could change hands by tomorrow, and then the next day...). Hope I can remember how to do a clicky link
www.jpands.org/vol21no2/cretella.pdf
Nope, can't remember. Can anyone help?