Tuesday, December 5, 2023

Understanding Repetition

 

Anyone you talk to about learning to play the piano -- or any instrument -- will tell you that it entails doing lots and lots of repetition. Thousands of hours. You hear this so often that most people just assume it's true. They don't tell you much about how to do the repetition, just that you must do it.

Before coming to me for lessons, one of my students would often repeat a certain measure or short passage in a piece of music fifty or more times in a row. He always thought that if he just did something enough times, one day it would just all fall into place and he would play it fluently. Sadly, this never happened for him.

What are we trying to achieve when we do something numerous times in succession? As you've read in my previous posts, learning to do any set of physical movements, whether at the piano or elsewhere, requires that neural pathways in your brain be established. This is true for learning to walk as a toddler, or playing a Chopin Etude. Every person is different in the speed at which they form these neural connections, and every person forms them differently for different activities. Someone may be very quick at forming the pathways for the piano but could be slow at forming them for golf or tennis, and, of course, vice versa.

There is no magic number of repetitions which will establish the brain connections you desire. Many people believe that if five repetitions is good then fifty must be better. Not true. The brain does not like to be bored. After a certain amount of repetition, boredom sets in and you lose focus. After that point, the repetitions are probably useless, and very likely detrimental. If you have lost focus, then your playing of that passage will be mechanical and not musical, so you are reinforcing something you don't actually want in your playing. Many students of the piano are 100% concerned with only the notes themselves and nothing else. Any student with this attitude will never play beautifully, and never up to their full potential. You wouldn't dream of learning to do public speaking by practicing just saying the words of your speech over and over, mechanically, without any inflection or nuance, and then think you will later give the speech with those nuances. That is what you are doing when you just practice "the notes."

My recommendations are as follows:

Don't do repetitions unless you have to. If you read my post about "spot work" versus playing through, you'll see I encourage playing through as much as possible; this means the whole piece, if you can, but if not, then at least meaningful sections of the piece. This, however, doesn't mean all the details, which is why I teach and emphasize the importance of outlining, that is, playing a sketch of the piece, adding details little by little. If you do this, the goal is that most of the piece may never need "spot work."

If you are consistently having trouble with a given spot, you will need to isolate it and work on it separately. First however, you need to analyze why are you having trouble. This is where a good teacher is critically important. If you don't really know the technical (or auditory) reason for your stumbling in that spot, doing a lot of repetition may not solve it. If you have been consistently playing "wrong notes," you now have some neural pathways for that, and they need to be discarded and replaced by the desired neural pathways. I recommend doing three to four repetitions. Two is definitely too few; five begins to verge on boredom. Then, when you play the piece through, see if it is better. If not, do the same process the next time you practice. Doing repetition spread out over several practice sessions and/or several days is better than trying to ram it through all at once. It is my experience that when you tell your brain that this is the action you want it to do and you are telling it that day after day, it realizes it must keep this neural pathway and not discard it. This is why when you cram for a test you may know the information the next day, but a week later and it is gone. The brain seems to know it doesn't need it anymore. On the other hand, when you study the material slow and steady over a period of time, the brain is far more likely to retain it.

Use other methods of practice besides repetition which also strengthen the neural pathways. Making the brain work harder through practices such as transposition, playing eyes closed, playing hands crossed, and other methods I have written about, are often more effective than pure repetition, and may take less time as well. Repetition is the "brute force" method of learning, but other, more subtle methods, make your practice time more effective and probably more enjoyable.

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