VOICE PRINCIPLE
PEOPLE LEARN BETTER WHEN WORDS ARE
SPOKEN IN A NON-ACCENTED HUMAN VOICE THAN
IN MACHINE VOICE OR ACCENTED VOICE
Q : Is this principle widely used in
America, Japan, Korea?
Other key elements of voice
that affect learning
Professor Clifford Nass
and Scott Brave
Wired for Speech: How
Voice Activates and
Advances the HumanComputer Relationship
1. Human VS. Machine Voice
Professor Clifford Nass predicts that two
or three years later, people would hardly
distinguish between human and machine
voices.
In addition, humans can imitate machine voice as well.
http://www.youtube.com/watch?v=J037NhHtB6U
2. Male
VS. Female
Voice
Men trust male voice ;
Women trust female voice
My observation: Women will use female voice GPS and Men will use either male or
female –voice GPS
3. Happy
VS. Sad
Voice
 Happy Drivers like happy voices and have less
accidents while listening to happy- voice GPS
 Sad drivers like sad voices and will have less
accidents while listening to sad - voice GPS
http://www.stanford.edu/dept/lc/efs/2007/2007FHSLecture2streaming.html
Conclusion
 1. human voice
 2. native speaker
 3. gender
 4. emotion