Have you ever experienced that you aim to complete your presentation for the project, you are also determined to do so, but suddenly, out of nowhere, you recall that your best friend posed a picture and looked amazing, and now, out of nowhere, you are Googling the location of the cafe in the picture? How did that happen ? … Well
This can be explained by the Ideomotor theory, which states that people create intentional movements by visualising the sensory results of those actions, meaning that the mental image of an action’s outcome acts as a bridge between the desire to act and the actual execution of the movement. According to researchers, this theory says that when an action is performed. It creates a two-way connection between the motor code for the action and the sensory results it causes.
After this connection is formed, it can be used to choose an action by mentally experiencing the sensory effects of the action beforehand( Greenwald, 1970). For example, the thought of opening the purse activates the motor ability to open the purse, or in this case, the idea of finding out about the cafe causes the motor action needed to search for the cafe.
One of the earliest mentions of this phenomenon was by William Carpenter in a paper, “On the Influence of Suggestion in Modifying and Directing Muscular Movement, Independently of Volition” (1852). Later, William James mentioned it in the book The Principles of Psychology. His idea revolves around the concept of automaticity of human behaviour.
Read More: What is the format of human thought?
Do you want to call spirits?
An Ouija board is a flat board developed in the 1800s with various numbers, letters, and symbols inscribed on it. People believe that it helps communicate with spirits. Many of us would have seen them in movies. So the flat piece, an indicator that points towards symbols on the Ouija, contains wheels. Carpenter (1852) explained that the players cause the movement of the Ouija board indicator.
As these players do not experience a sense of agency in achieving the consequence, cause to the absence of a conscious intention, they often misattribute the movement of the indicator to an external spiritual force. He even tried to explain a variety of such phenomena, like dowsing rods, pendulums, etc, using the Ideomotor phenomenon.
How does it work?
When an individual think about any task, suppose ‘pushing a pencil’ – our brain consciously or subconsciously thinks about the muscle movement required to cause that action that can complete the task as lifting the hand and using it to push the pencil. While, as per the ideomotor effect, the brain takes a shortcut. Research suggests that when we consciously imagine an action or movement, or simply expect a result, our motor cortex activates and fires just enough to stimulate the muscles, but not enough for us to “feel” that movement happening, hence making us feel it is actually happening on its own.
Like in the case of the Ouija board, as many people place their hands on the board as per the rules. The combination of micro-movements from their collective unconscious causes the indicator to move. In the case of a pendulum, tiny contractions in the finger muscle travel down the string, causing the pendulum to swing to and fro.
Read More: Freud’s theory of the Conscious, Preconscious and Unconscious
Is this phenomenon useful?
Magicians, hypnotists, and mind readers often use this trick to communicate subconsciously when there is no conscious communication. Various studies have shown that motor imagery may result in the same plastic changes in the motor system as an actual physical practice. Motor imagery refers to the mental execution of a movement without any actual, observable movement. Various researchers have shown that just motor imagery leads to the activation of the same area of the brain as actual movement (Transm, 2007).
William Benjamin Carpenter proposed ‘The Psychoneuromuscular Theory’, which states that imagining oneself doing an action sends weak signals to the muscle, which are identical to the actual movement. This leads to strengthening of neural pathways and formation of muscle memory without actual physical exertion. Various studies have most recently supported this.
Edmund Jackson (1931 tested this theory with arm contractions and changes in the flexor muscle. This phenomenon could easily be used by coaches and athletes, mental imagery strengthens their muscle memory by causing the muscle to actually respond in the exact correct sequence without actually doing the movement, preventing exhaustion and improving performance (William 2009).
Read More: The Surprising Truth About Muscle Memory and Its Impact on Training
Recent experimental evidence
Some major theorists in the field of ideomotor action have suggested that an associative learning process, which connects an action with its outcome, forms the foundation of anticipatory behaviour (Greenwald, 1970). In a study that included a categorisation-action task to examine ideomotor theory by investigating whether an idea, separate from a stimulus, can influence task-irrelevant movements.
In Experiment 1, Participants classified the duration of a stimulus as either long or short by pressing a designated key. The findings revealed that participants pressed the key for a longer time when they categorised the stimulus as long compared to when they categorised it as short. In Experiment 2, the results showed that the decision category did not affect keypress durations when the decision property was involved. Such as the brightness of the stimulus, was not easily connected to the action.
Overall, these results suggest that while the perceived features of the stimulus have a small impact on response duration linearly, the decision category plays the main role in determining response duration. These findings showed that an abstract category attribute can significantly influence action execution. It limits some theoretical ideas about how people generate voluntary actions according to the ideomotor theory. (2023)
Conclusion
It commonly states that an individual’s thoughts trigger involuntary movements. This phenomenon has found its use in various other fields in the modern era. Like scientists today are trying to create equipment for disabled individuals are testing whether this theory can help them in living a normal life.
References +
Carpenter W. B. (1852). On the influence of suggestion in modifying and directing muscular movement, independently of volition. Proceedings of the Royal Institution of Great Britain, 147-154. https://scholar.google.com/scholar_lookup?
title=On%20the%20influence%20of%20suggestion%20in%20modifying%20and%20directing%20mus cular%20movement,%20independently%20of%20volition.&author=W.%20B.%20Carpenter&publicati on_year=1852&#d=gs_qabs&t=1766664995088&u=%23p%3DOyzRq6AL51cJ
Mulder T. Motor imagery and action observation: cognitive tools for rehabilitation. J Neural Transm (Vienna). 2007;114(10):1265-78. doi: 10.1007/s00702-007-0763-z. Epub 2007 Jun 20. PMID: 17579805; PMCID: PMC2797860.
Doi: 10.1007/s00702-007-0763-z
Psychoneuromuscular Theory for Reducing Anxiety Level in Competition Situations https://share.google/NcRh7612Gft8yuKrD
Shin KY, Choe S, Kwon O S (2023). Strong evidence for ideomotor theory: Unwilled manifestation of the conceptual attribute in movement control, volume 14 Front.Psychol https://share.google/oPPLIAkeybPZWe0sd
