Travel to work area legal status. However, they give planners and geographers an alternate view of urban life as their boundaries are tied not to arbitrary administrative limits but socio-economic ties. Having an idea of where people commute from for work is particularly useful for public transport planning. Travel to Work Areas are defined by the Office for National Statistics using census data for commuting between wards, based on the different locations of individuals' home and work addresses. A Travel to Work Area is a collection of wards for which "of the resident economically active population, at least 75% actually work in the area,
Peripatetic axiom Peripatetic axiom The Peripatetic axiom is: "Nothing is in the intellect that was not first in the senses" (Latin: ""Nihil est in intellectu quod non sit prius in sensu""). It is found in Thomas Aquinas's "De veritate, q. 2 a. 3 arg. 19". Aquinas adopted this principle from the Peripatetic school of Greek philosophy, established by Aristotle. Aquinas argued that the existence of God could be proved by reasoning from sense data. He used a variation on the Aristotelian notion of the "active intellect" ("intellectus agens") which he interpreted as the ability to abstract universal meanings from particular empirical data.