the non visual effects of natural light on student performance
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The Non-Visual Effects of Natural Light on Student Performance Alberta Light & Color Study (81-85) Alberta Light Study (86-89) PG&E Daylighting Initiative (1999) Studies reported by NEA Alberta Light & Color Study (81-85) 3 School Study Sites 1. Color & Light School 2. Light School

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Alberta Light & Color Study (81-85)
  • Alberta Light Study (86-89)
  • PG&E Daylighting Initiative (1999)
  • Studies reported by NEA
alberta light color study 81 85 3 school study sites
Alberta Light & Color Study (81-85)3 School Study Sites
  • 1. Color & Light School
  • 2. Light School
  • 3. Control School
albert light study 86 89 five school sites
Albert Light Study (86-89)Five School Sites
  • Site 1: Sodium vapor light
  • Site 2: Full spectrum fluorescent , no UV enhancement
  • Site 3 & 5: Full spectrum fluorescent light, with UV enhancement
  • Site 4: Cool white fluorescent
pg e daylighting initiative 99
PG&E Daylighting Initiative (‘99)
  • Correlation between productivity and natural lighting in classrooms
  • Three school sites selected
  • Natural light provided by skylighting and windows
  • Compared students in classrooms with most daylight to those with least daylight
seattle
Seattle
  • Classrooms with largest window area had 9% to 15% higher grades
  • Skylit classrooms had 6% to 7% higher grades
fort collins
Fort Collins
  • There was a 7% improvement in test scores in classrooms with the mostdaylighting
  • 14% to 18% improvement for students in classes with largest window space
john ott 1973 light as a vital nutrient
John Ott; 1973(Light as a vital nutrient)
  • Full spectrum fluorescent light in two first grade classes
  • Standard cool white tubes in two other identical first grade classes
  • Used hidden photography to observe classroom activity
what ott found full spectrum fluorescent lights positively impacted
What Ott Found Full spectrum fluorescent lights positively impacted:
  • Behavior
  • Performance
  • Academic achievement
dimininished
Dimininished:
  • Disciplinary referrals
  • Absenteeism
  • Hyperactivity
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