Australian wine important resource in the globalisation of wine and wine critic Matt Kramer notes that "the most powerful influence in wine today" comes from Australia. "GSM" is a name commonly used for a red wine consisting of a blend of Grenache, Shiraz (Syrah), and Mourvèdre. Blends where Shiraz is the main component are sometimes referred to instead as SGM. This blend originated from those used in some Southern Rhône wines, including Châteauneuf-du-Pape, though it is also found in South Australia, California (particularly Paso Robles, originating with Tablas Creek Vineyard), and Washington (Columbia Valley); smaller production exists in Argentina and South Africa.
Wine Grapes genetic link between the Burgundian wine grape Pinot noir to the Rhône grape Syrah and the Bordeaux varieties Cabernet Sauvignon, Cabernet franc, Merlot and Malbec. The book also details how the Jura wine grape Savagnin blanc descended from the Pinot grape to go on and be the parent vine of several white wine varieties including Chenin blanc, Grüner Veltliner, Sauvignon blanc, Petit Manseng and Verdelho. Along with research assistant and Master of wine Julia Harding, Robinson and Vouillamoz go on to detail the long history of discovering the parentage of the American wine variety Zinfandel including past research that pointed