DOUGIE MARTINDALE is the author of fifteen articles which primarily focus on the modifications made to German U-boats and the paint colours. Ten articles have been translated into Spanish and six were published in the SubCommittee Report magazine. He is co-owner of Accurate Model Parts, a company producing aftermarket products for submarine models. He has also completed books on Scottish aircraft wrecks and cycle touring. Dougie lives in the west of Scotland with his wife and daughter.