A twentieth-century literary, philosophical and artistic movement that explored the workings of the mind, championing the irrational, the poetic and the revolutionary

Mail art is a movement based on the principle of sending small scale works through the postal service

Refers to art that is dependent on technology and has a durational dimension

Postcolonial art refers to art produced in response to the aftermath of colonial rule, frequently addressing issues of national and cultural identity, race and ethnicity

Medium can refer to both to the type of art (e.g. painting, sculpture, printmaking), as well as the materials an artwork is made from

The British black arts movement was a radical political art movement founded in 1982 inspired by anti-racist discourse and feminist critique, which sought to highlight issues of race and gender and the politics of representation

Activist art is a term used to describe art that is grounded in the act of ‘doing’ and addresses political or social issues

Documentary photography is a style of photography that provides a straightforward and accurate representation of people, places, objects and events, and is often used in reportage

Identity politics is the term used to describe an anti-authoritarian political and cultural movement that gained prominence in the USA and Europe in the mid-1980s, asking questions about identity, repression, inequality and injustice and often focusing on the experience of marginalised groups

Kitsch is the German word for trash, and is used in English to describe particularly cheap, vulgar and sentimental forms of popular and commercial culture

Loosely defined, an art collective is a group of artists working together to achieve a common objective

The technique of painting with pigments bound in a water-soluble emulsion, such as water and egg yolk, or an oil-in-water emulsion such as oil and a whole egg

Brutalism is an architectural style of the 1950s and 1960s characterised by simple, block-like forms and raw concrete construction