evidence: However, most of the North’s schools remain split into two categories - "Maintained" schools which have links to the Catholic Church and mainly cater for Catholic pupils, and "Controlled" schools which are state-run and mainly cater to Protestant students. [...] Gráinne Clarke, from the Integrated Education Fund (IEF), a charity set up in 1992 to support the growth of the sector in Northern Ireland, said "in many ways parents and society are much further ahead than our politicians". [...] According to the Northern Ireland Council for Integrated Education, which promotes the development of integrated education, integrated schools should aspire to an annual intake of at least 40 per cent of Catholic pupils and the same for Protestant pupils.