Image: R. Clark
Ken mentions BSBI in the column (he often does this!) and quotes from several articles published in BSBI News - as he has done in previous blogs for the Telegraph. Keep up the good work, Ken, your fellow members love reading your occasional columns!
It would probably be quite brazen of me to include a shameless plug here for Ken's most recent book, so instead here's a link to the previous one which is also excellent.