The problem of studying the behaviour of physical systems as outside observers, was described by Erwin Schrödinger*:“Without being aware of it and without being rigorously systematic about it, we exclude the subject of Cognizance from the domain of nature that we endeavour to understand”.(*Erwin Schrödinger, Mind and Matter, Cambridge University Press, 1958, p. 37)-3-Foundations of Quantum Theory and Consciousness