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Berkeley Lab Experts
From accelerators to energy to supercomputers,
Berkeley Lab has a science expert for you.

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Energy efficiency

Ronnen Levinson

cool roof expert

Ronnen Levinson is a staff scientist at Berkeley Lab and the deputy leader of its Heat Island Group. He has developed cool roofing and paving materials, improved methods for the measurement of solar reflectance, and helped bring cool roof requirements into building energy efficiency standards.

Alan Meier

energy efficiency expert

Alan Meier studies how people and equipment use energy and opportunities to reduce energy consumption. He focuses on buildings, equipment and, more recently, transportation. He is best known for discovering standby power, or "vampire power."

Mary Ann Piette

building and grid efficiency expert

Mary Ann Piette is deputy director of Berkeley Lab's building technology department and director of the Lab's Demand Response Research Center.

Steve Selkowitz

buildings & smart windows

Steve Selkowitz is head of Berkeley Lab's Building Technologies Department, managing a research development and deployment program encompassing windows and day lighting, lighting systems, computer simulation tools, commercial building performance, and demand response research.

Iain Walker

building scientist

Iain Walker's research focuses on optimizing the energy use and comfort of buildings.