Lewis and Harris MacLeod, and those on Lewis being referred to as from the clan MacLeod of Lewis. Lewis is also the ancestral home of Clan Morrison. The Lewis chessmen is a famous collection of 12th-century chess pieces, carved from walrus ivory and mostly in the form of human figures, which were discovered in Uig in 1831. A major industry on the island is the production of Harris tweed fabric, which is handmade on the island; by law only fabric produced in the Outer Hebrides can be called Harris tweed. The Lewis Trilogy of novels ("The Blackhouse", "The Lewis Man" and "The Chessmen")
Harris, Scotland now made in Lewis. Tarbart is home to the Harris Distillery, which lists former Monsanto CEO, Hugh Grant among its directors. The Sir E. Scott secondary school in Tarbert serves the whole of the Isle of Harris and Scalpay. This school has a primary and secondary department and can educate up to sixth year. The school has a 21 kW photovoltaic system installed. Harris has a largely Presbyterian population that practises sabbatarianism: all retail outlets are shut on Sunday. This area has been described as the last bastion of fundamentalist Calvinism in the UK, and there was controversy in 2006