Jane is now a North American Certified Passive House Consultant. She has completed training and passed the exam given by the Passive House Institute US.
Passive House is a methodology to produce extremely energy efficient buildings and can be applied both to new construction and to renovations. Passive Houses are highly insulated and air tight and have high quality triple glazed windows. They use heat recovery ventilation to provide a constant supply of fresh air without losing much heat.
For more information about Passive House, see the following links:
Here is a recent article in the NY Times about Passive House: