This publication will introduce you to principles of lighting design for building interiors. The concepts and considerations of visibility, glare, uniformity and illuminance will be explained and discussed. You will learn about lighting controls and their importance in operation of lighting systems and energy conservation. You will learn about recommended applications for a wide variety of luminaires and lamps. Application of these principles and equipment will be illustrated with recommendations and guidelines for the various spaces in the most common commercial building type, office buildings. Paul Guyer is a registered civil engineer, mechanical engineer, fire protection engineer, and architect with over 35 years experience in the design of buildings and related infrastructure. For an additional 9 years he was a principal advisor to the California Legislature on infrastructure and capital outlay issues. He is a graduate of Stanford University and has held numerous national, state and local offices with the American Society of Civil Engineers, Architectural Engineering Institute and National Society of Professional Engineers.