Ruth Harrison’s 'Animal Machines' (1964) and the Origins of the Five Freedoms

Mar 8
3 min read

As part of Women’s History Month, this post looks at Ruth Harrison, whose 1964 book Animal Machines preceded the first formal government examination of intensive livestock housing in Britain. Within a year of publication, the Brambell Committee had been appointed, and its report laid the groundwork for what became known as the Five Freedoms. We take a look at her legacy and impact.

Ruth Harrison: An Independent Voice

Ruth Harrison was born in 1920 in Kensington, London, to Stephen and Clare Winsten. Both parents were vegetarians and admirers of Henry Salt, who wrote on animal rights in the late nineteenth century. Harrison studied English at Bedford College, London University, and during the Second World War worked with the Friends’ Ambulance Unit before nursing in London hospitals. After the war she assisted displaced persons in Germany and later trained at the Royal Academy of Dramatic Art.

Her involvement with farm animal welfare began in 1961, when the group “Crusade Against All Cruelty to Animals” delivered a leaflet describing the conditions of veal calves, broilers and laying hens. Harrison later recalled that although she did not eat meat, she felt a responsibility toward animals raised for food. She began visiting farms directly to investigate conditions for herself. This method of first-hand observation remained characteristic of her later work.

The 1964 First Edition and Its Immediate Impact

Animal Machines: The New Factory Farming Industry was published in 1964. The American edition carried a foreword by Rachel Carson, whose Silent Spring (1962) had already raised questions about industrial agricultural practices. Carson agreed to write the foreword after reading Harrison’s manuscript and was struck by its account of intensive confinement systems.

The book described practices such as battery cages for hens, veal calf crates, beak trimming, tail docking, dehorning and the addition of antibiotics to feed. After publication it was serialised in a London newspaper, which increased public exposure.

When published, Animal Machines brought intensive livestock confinement into public view at a scale not previously seen. Harrison described battery cages for laying hens, veal calf crates, confinement systems for pigs, beak trimming, tail docking, dehorning and the routine inclusion of antibiotics in feed. For many readers, these conditions were unfamiliar.

Public reaction was significant. Within a year, the British government appointed a formal committee to examine the welfare of animals kept under intensive systems.

The Brambell Report

Public reaction led to the appointment of the Brambell Committee in 1965. Harrison served as a member. The committee’s report concluded that:

“An animal should at least have sufficient freedom of movement to be able without difficulty to turn round, groom itself, get up, lie down and stretch its limbs.”

The report identified animal behaviour as central to evaluating welfare. It set a course for reform and contributed to the development of animal welfare science as a field.

In 1966 the Minister of Agriculture appointed the Farm Animal Welfare Advisory Committee, later the Farm Animal Welfare Council. Harrison served on it until the age of seventy. The Agriculture (Miscellaneous Provisions) Act 1968 followed, establishing further legal provisions relating to farm animal welfare.

Harrison founded the Farm Animal Care Trust in 1967, which funded welfare research and conferences. Internationally, her work and the Brambell Report contributed to the European Convention on the Protection of Animals Kept for Farming Purposes (1976).

From these developments emerged what later became known as the Five Freedoms:

Freedom from hunger and thirst
Freedom from discomfort
Freedom from pain, injury or disease
Freedom to express normal behaviour
Freedom from fear and distress

Legacy and Influence

Harrison stated that her concern for farm animals did not arise from sentimentality but from “a deep sense of justice and what she called ‘fair play’.” She believed that if animals were used for food, they were owed a decent life free from unnecessary pain and fear.

Ruth Harrison was appointed OBE in 1986 for services to animal welfare. She died in 2000.

The 1965 report was the first time intensive livestock housing was examined against specific welfare requirements in Britain.