Online Colleges A teacher is a person who helps others to acquire knowledge, competences or values.Online Classes Informally the role of teacher may be taken on by anyone (e.g. when showing a colleague how to perform a specific task). In some countries, teaching young people of school age may be carried out in an informal setting, such as within the family, rather than in a formal setting such as a school or college. Some other professions may involve a significant amount of teaching.Massage School Dallas Texas In most countries, formal teaching is usually carried out by paid professional teachers. This article focuses on those who are employed, as their main role, to teach others in a formal education context, such as at a school or other place of initial formal education or training.Teaching is a highly complex activity. This is in part because teaching is a social practice, that takes place in a specific context (time, place, culture, socio-political-economic situation etc.) and therefore reflects the values of that specific context. Factors that influence what is expected (or required) of teachers nclude history and tradition, social views about the purpose of education, accepted theories about learning etc Online College Course.