Claire Fox also known as Claire Foster, is a British

United Kingdom

The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

  writer. She is the director and founder of the British think tank

Think tank

A think tank is an organization that conducts research and engages in advocacy in areas such as social policy, political strategy, economics, military, and technology issues. Most think tanks are non-profit organizations, which some countries such as the United States and Canada provide with tax...

, the Institute of Ideas, and a prominent former member of the Revolutionary Communist Party

Revolutionary Communist Party (Furedi)

The Revolutionary Communist Tendency , which emerged in 1978, began as a Trotskyist political organisation in Britain in 1978, becoming the Revolutionary Communist Party in 1981, in the tradition of the revolutionary Bolshevik Party...

.
Fox was born into an Irish Catholic

Irish Catholic

Irish Catholic is a term used to describe people who are both Roman Catholic and Irish .Note: the term is not used to describe a variant of Catholicism. More particularly, it is not a separate creed or sect in the sense that "Anglo-Catholic", "Old Catholic", "Eastern Orthodox Catholic" might be...

 family in North Wales

North Wales

North Wales is the northernmost unofficial region of Wales. It is bordered to the south by the counties of Ceredigion and Powys in Mid Wales and to the east by the counties of Shropshire in the West Midlands and Cheshire in North West England...

, the daughter of John Fox and Maura Cleary and the older sister of Fiona Fox

Fiona Fox (UK press officer)

Fiona Fox is a British writer. She is the director of the Science Media Centre and a former leading member of the Revolutionary Communist Party.-Early Professional career:Fox started her career at Thames Polytechnic as an assistant PR officer...

 and Gemma Fox.
After attending St Richard Gwyn Catholic High School, Flint

St Richard Gwyn Catholic High School, Flint

St Richard Gwyn Catholic High School is an oversubscribed 11-18 mixed Catholic comprehensive school serving the population of Flintshire in North Wales...

, Claire Fox studied at the University of Warwick

University of Warwick

The University of Warwick is a public research university located in Coventry, United Kingdom...

 where she graduated with a lower second class degree (2:2) in English and American Literature.