Michael led Opsis through several workshops as we began our journey to create a more equitable and socially just workplace. Michael had a great sense of humor and a really kind manner. I feel deep gratitude for having known him and for the lasting impact he has had on our lives. I know others in this group also worked with Michael and would... Read more

Hi all, 

Thank you again to those of you who attended the Summer 2024 SDL Summit! We had an unforgettable few days of learning from one another, including from our presenters.

The slides for the 5-minute presentations are below, as well as the BuildingGreen slides from the Summit. Please be aware that we have permission from all... Read more

Received answers from below questions from NIST Andy Persily

1. Is there a preferred bookends range of CO2 for both “optimal” energy and human performances?

Andy: No

2.Is the ASHRAE ventilation of 1000-1200 ppm average, probably not based on performance, suggesting current ventilation rate is sub-optimal with cognitive... Read more

Hello all,

I have a quick question for you. While Energy Star appliances are a no-brainer for projects, I don't see a hard requirement to select Energy Star appliances in the energy prereq/credit. There are references in the water section for water using appliances like ice machines, dishwashers, clothes washers, etc., but no related... Read more