The phenomena of Mesmerism could be salvaged by physicians adopting a more rational and scientific approach, while avoiding the worst excesses of its metaphysical speculations. Moreover, in a discussion of similar ideas propounded by the philosopher Francis Bacon, he specifically recommends that physicians, like Braid, should develop a ‘doctrine of the bond between mind and body’ (i.e., Braid’s “psycho-physiology”). Moreover, Stewart urges enquiry into ‘the effect of fixing and concentrating the attention, in giving to ideal [i.e., imaginary] objects the power of realities over the belief.