Julia Harding MW, editor of The Oxford Companion to Wine, studied modern languages at Cambridge before becoming a freelance book editor. She qualified as a Master of Wine in 2004, winning the Robert Mondavi award for best theory papers and the Tim Derouet Memorial Prize for excellence in all parts of the exam and dissertation. She is Senior Editor at JancisRobinson.com, where she has been a member of the team since 2005. She is cartographic editor of The World Atlas of Wine (8th edn, 2019) and co-author of Wine Grapes (2012). She was awarded Wines of Portugal Personality of the Year in Europe (2023).
Jancis Robinson OBE MW, founding editor of The Oxford Companion to Wine, is one of the world's leading authorities on wine. The first person outside the wine trade to have passed the notoriously tough Master of Wine exams, she now writes weekly for the Financial Times and even more frequently for JancisRobinson.com, which has members all over the world. Voted the first-ever International Wine Communicator of the Year in 1996, she has won multiple awards and written many books. Most recently she wrote The 24-Hour Wine Expert (2017), co-wrote The World Atlas of Wine (8th edn, 2019), Wine Grapes (2012), and hosted the BBC Maestro online wine course An Understanding of Wine.
Tara Q. Thomas, assistant editor of The Oxford Companion to Wine, is the managing editor of JancisRobinson.com. Based in New York, she has worked in the wine industry for 25 years, most significantly as executive editor of Wine & Spirits Magazine but also as a freelance writer, editor, wine judge, and wine educator. She has also contributed to two Oxford Companions: Spirits & Cocktails and Cheese.

The Oxford Companion to Wine is an essential reference for both the novice and professional wine lover, written by a vast team of experts. Covering the entire world of wine, it avoids jargon to deliver clear, concise entries on the winemaking process, and practical advice on everything from opening a bottle to finding sustainably produced wines.