Consulting Winemaker, Hess Collection Winery Director of Winemaking, Bodega Colomé

Geography Department, Southern Oregon University
The Climate of High Altitude- Characteristics of Light, Temperature & Weather at High Altitude

President and Co-founder, Enologix, Inc.
Measurable Effects of Altitude On Grape & Wine Quality

UC Davis Extension

Vice President of Vineyards and Grower Relations, Sterling Vineyards/Diageo, Napa, California

Ph.D. Soil Scientist, Viticulturist, Winemaker, Terra Spase Consulting, Napa, California

Chairman of the Dept. of Viticulture, University of Torino, Italy

Editor, Wines & Vines magazine

Bodega Catena Zapata, Argentina

Philip Shaw Wines, Koomooloo Vineyard, Orange, Australia

President & Winemaker at Domaine de la Terre Rouge Fiddletown, Amador County, California

Balzac Communications

Publisher, Restaurant Wine

Ferry Plaza Wine Merchant

Cellarmaster, Beverages and More!