“When we see pictures and hear music at the same time we invariably make a connection, if only on an unconscious level.” —George Burt
Let’s start with a bold statement: The auditory signal is equal in importance to the visual signal. If you doubt this, play a video for your trainees with the sound turned off. See how long it takes someone to begin talking. People simply cannot stand to not hear sound.
Conversely, the effective application of an auditory signal can lead di
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