You may have heard the adage "As Rome goes, so goes the world."

When it comes to green building, Europe sets the model for the rest of the world, according to Jerry Yudelson.

The green building expert examines Europe's influence on the evolution of sustainable design and construction — and how its efforts continue to raise the bar for green building worldwide.

Yudelson is founder and principal of Yudelson Associates of Tucson, Arizona. His consulting firm specializes in certifying green building projects, marketing green developments and creating sustainability programs for corporate clients.

Yudelson's also is the author of "Marketing Green Building Services: Strategies for Success," "Green Building Through Integrated Design" and "The Green Building Revolution."