Arnold has been painting for over 40 years and over the last 20 years he has tutored thousands of painting sessions. He regularly demonstrates for Art Societies and runs workshops in all media. He has taught workshops in UK, Europe, US and on cruise ships.
He has had work exhibited in the Royal Institute of Painters in watercolour at the Mall galleries London. Two of his paintings were selected for the semi final group of the World watercolour Exhibition last year, run by the French "The Art of watercolour" Magazine.
He has written 4 books on painting techniques which have been published in 9 different languages and he has filmed over 20 professional DVDs, some were seen regularly on the Painting and Drawing Channel on Sky TV.
Arnold is self taught and has learnt from artists he most admires both current and past including Turner, John Singer Sargent and Van Gogh, Edward Seago, Edward Wesson, Edward Hopper and Winslow Homer.
Arnold lives near Cardiff and is the Vice President of the South Wales Art Society.