Malcolm (et al),
You may have hit upon the answer! Brilliant. Only time (and further investigation) will tell!
Perhaps all rafcommands researchers might be issued with dogs to improve mental cogitation whilst on walks?
In my own case I was (many years ago) perambulating my pooch and pondering some difficult problem (probably presented by Lyffe!) when I walked into the shallows on the edge of a nearby gravel pit. Aforesaid dog was then convinced I was 'not normal' (others may concur?)!!!!!
Meteorology is a science; good meteorology is an art