Considered the national drink of Spain, it includes 40 aromatic and refreshing recipes, together with a directory of the best bars serving gin tonica around the world.

David T Smith is a drinks' writer who has contributed to publications and media including Imbibe, The Drinks Business, Channel 4 TV, BBC Radio and GinTime, as well as written guest articles on websites and contributed to books. As of 2016 he has chaired the gin judging for the American Distilling Institute, Worlds' Best Drinks and Gin Masters competitions. He also judges for IWSC as their gin specialist and is member of the American Distillers Institute, The International Gin Association (IGA) and The Drinks Writer's Guild. He lives in an old brewery on the South-coast of England.