His maternal great-grandfather, the 7th Lord Londonderry, was a Ulster Unionist politician.Another maternal ancestor was Viscount Castlereagh, Chief Secretary for Ireland and British Foreign Secretary.from 1995 to 1996, and later as a researcher for Norberg-Hodge's International Society for Ecology and Culture (ISEC) during 1996–98.
which examines the culture of peoples around the world, he explores global diversities and threats facing humankind.
Among the other contributors are western writers, such as Laurens van der Post, Noam Chomsky, Claude Lévi-Strauss and indigenous persons, such as Davi Kopenawa Yanomami and Roy Sesana.
Goldsmith defeated the Liberal Democrat MP Susan Kramer (now Baroness Kramer) in Richmond Park at the 2010 general election.
At the next general election, in May 2015, he increased his majority from 4,091 to 23,015 votes.
He achieved an increase of 8.5 percent of the share of the vote from the 2010 general election, receiving a total of 58.2 percent of all votes cast by his constituents.