Julian Treasure- Sound Consultant, 2012
"If education can be likened to watering a garden, which is a fair metaphor, sadly, much of the water is evaporating before it reaches the flowers, especially for some groups, for example, those with hearing impairment."
Julian Treasure- Sound Consultant, 2012
"If you can hear me, you can understand me without seeing me. If you can see me without hearing me, that does not work"
Nabelek and Nabelek, 1985
"Speech produced in one place in a room should be clear and intelligible everywhere in the room"
Accredited Standards Committee, 2002
"Reverberation times should not exceed 0.4 seconds in classroom primarily used by hearing disabled students or 0.6 seconds in general classrooms"
Haines, Stansfeld, Job, Berglund, & Head, 2001
"Excessive noise in schools has a negative impact on student learning and performance"
Committee to Review, 2006
"Teachers speaking in noisy classrooms may be at risk for voice impairment"
Tiesler & Oberdöster, 2008
"Loud or reverberant classrooms may cause teachers to raise their voices, leading to increased teacher stress and fatigue"
