Jamie Goode, a former scientific editor, is wine writer for the "Sunday Express "and a contributor to magazines including "The World of Fine Wine" and "Wines & Vines". His website, www.wineanorak.com, is one of the world s most visited wine sites. His first book, "The Science of Wine: From Vine to Glass" (UC Press) won the Glenfiddich Drink Book of the Year Award. Sam Harrop is a Master of Wine, qualified winemaker, and independent winemaking consultant. He co-founded Domaine Matassa and Litmus Wines, and is a co-chairman of the International Wine Challenge.