He dangles wildly upside-down for a moment, arms windmilling, then gets his hands pressed firmly against the opposite wall.The rat scurries off, pissed.
Although most trainers know how important handedness is, at present they are rather reluctant to make use of the insights scientist like Matthews can give, which I think is rather short-sighted.
1 One Sabbath Jesus was going through the grainfields, and his disciples began to pick some heads of grain, rub them in their hands and eat the kernels.
This obvious-sounding piece of advice is worth stating plainly because, as Corson puts it, many students would come up and say – with a general sweep of the hand – “I don't get this.”