Oenology owes much, for example, to the work of Bordeaux native Émile Peynaud (1912-2004) who was working on the chemical processes of vinification back in the 1950s. His work has had major repercussions throughout the world, clearly demonstrating that the separation between an Old and a New World is far from being a reality. There is no clear boundary separating them; on the contrary, they are bound by close links. The proof of this is that there are many companies which today have a presence in all four corners of the world. Many wine professionals move from one to the other over the course of their career… or even from one season to the next! The flying winemakers, the first profession in the world to work on several continents from one season to another, making wine sometimes in the northern hemisphere, sometimes in the southern hemisphere. h26home