Well-being is not just a question of the wealth or pleasure that a person has; it is a question of how people manage to live their lives and the ability they have to do certain things that are important to them. This was the argument put forward by Professor Amartya Sen in 1979. In his seminal Tanner Lecture – ‘Equality of What?’, Sen unites economics and philosophy to explore how a person’s well-being might best be measured. It was the first in a series of writings in which he developed his capability approach. This focuses on the actual capability ...