The Unit of Education
If you cannot measure it, you cannot improve it. Lord Kelvin A lot of education research is an attempt to measure the effects of teaching (or teachers) on learning (or pupils.) But is this actually possible? Let’s first think about measurement in a very practical sense. Schools limit admission based on a sometimes very strict catchment area – if you want to make sure that your children attend a particular school you need to live within the catchment. For some very oversubscribed schools this can be a radius of less than a mile. If I measure the distance between my front door and [...]