Understand a Ted Talk: The Power of Power of the Pentatonic Scale

Thursday, March 8, 2012


For the Ted Talk I decided to go with a man by the name of Bobby McFerrin. In his Ted Talk he was using the audience to demonstrate the power of the brain with the Pentatonic scale in music.  The Pentatonic Scale is made of two scales the Major pentatonic and minor pentatonic scale. The major scale consist of the 1st, 2nd, 3rd, 5th, and 6th notes of a major scale. The Minor Scale consist of the same five notes of a Major pentatonic scales but it’s Tonic. Bobby is known as the world’s best-known vocal innovators and improvisers according to TED.COM. His credits are well known and have sold more than 20 million copies. For example Don’t Worry Be Happy, and collabs with yo-yo ma, Chick Corea, Herbie Hancock, The Vienna Philharmonic, and many more. His inspired the audience by including them and not just telling them about how our brains are weird when it comes to the Pentatonic Scale, but also showing them. He shows them by making them sing along as he moved around the stage. He overcame the diversity by not singling anyone out. He first built trust with the audience by first showing them what he was doing by first standing in a spot and humming a note from the scale. Then he moved to the left and it was perceived as him moving up on the pentatonic scale so the note would get higher in pitch. Then when he moved to the right it was perceived that he was going down on the scale so his pitch would get lower. Then once he explained it to the audience and as he moved left to right he allowed them to hum the scale as he sung a melody. Bobby definitely gave the audience a deeper understanding of how our brains function and allow us to finish a pentatonic scale.



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