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 school were in Aristotle's school junior and senior members, the junior members generally serving as pupils or assistants to the senior members who directed research and lectured. The aim of the school, at least in Aristotle's time, was not to further a specific doctrine, but rather to explore philosophical and scientific theories; those who ran the school worked as equal partners. The doctrines of the Peripatetic school were those laid down by Aristotle, and henceforth maintained by his followers. Whereas Plato had sought to explain things with his theory of forms, Aristotle preferred to start from the facts given by experience.