Mr. Best is a former Conservative Party politician in the United Kingdom. He was Member of Parliament (MP) for Anglesey from 1979 when he gained the seat from Labour until 1983, and for the renamed Ynys Môn from 1983 to 1987. He was Parliamentary Private Secretary to the Secretary of State for Wales from 1981 to 1984. He has since led the organisations Prisoners Abroad (1989–1993), the Immigration Advisory Service (1993–2009), Freedom from Torture (2010–2014) and Survivors UK (2015-2018).
Mr. Best was educated at Brighton College and Keble College, Oxford, before becoming a barrister in 1973. He served in the Territorial Army Royal Horse Artillery 289 Para Bty and Royal Artillery in airborne and commando forces and as a Naval Gunfire Support Liaison Officer 1967–89, reaching the rank of Major, awarded the Territorial Decoration (TD) and as a Brighton Borough councilor 1976–80.