Performance Typology Map
Abilities
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Arousal is a major aspect of many learning theories and is closely related to other concepts such as anxiety, attention, agitation, stress, and motivation. The arousal level can be thought of as how much capacity you have available to work with. One finding with respect to arousal is the Yerkes-Dodson law which predicts an inverted U-shaped function between arousal and performance.
![]() A certain amount of arousal can be a motivator toward change (with change in this discussion being learning). But too much or too little will work against the learner. You want some mid-level point of arousal that provides the motivation to change (learn). Too little arousal has an inert affect on the learner, while too much has a hyper affect. There are optimal levels of arousal for each task to be learned:
You might think of arousal and cognitive levels as fluid in a glass. If you put too much in of any ingredient, the glass overflows. If you do put too little in, you are not using the glass to its fullest capabilities. And if you put the wrong ingredients in, but the glass is full, then it does not taste good.
What does this mean to trainers?Control environmental arousal factors such as the noise level, temperature, comfort, etc. This allows you to put more arousal factors that are beneficial to learning without going into arousal overload. A colleague of mine once had to give some training at a meat packing company. The only place they had for him to train was in a cold storage room (true story). He managed to get through the training by leaving out most of the arousal factors that he normally uses. The cold room had already overloaded the learners' peak arousal level (stress) and he did not want to arouse them anymore.When training tasks that are high on the cognitive scale or are highly complex, use less motivators and keep the stress level low. The brain tends to shut certain aspects out when it has too many inputs coming in at once, and the one input that you do not want it to shut out is what your learners need to learn. Some trainers call this brain-overload or brain-cramps. This does not mean you cannot make the material interesting, just keep their arousal on an even keel. Outdoor or physical team training activities require more arousal techniques. This is where the trainer has to become more of a college football type coach and less of a trainer. The effort to reach the peak arousal point where the most change (learning) takes place is higher on this scale than cognitive learning. To reach that peak arousal point you need to provide more stress and motivation. This is why such team training programs as the U. S. Armed Forces Basic Training creates great teams - they reach the arousal point that is on the high-end for this type of learning. Tests can be great motivators for getting students to learn...it shows they mastered the task, they do not like to fail, they want that certificate, its a challenge, etc. But test taking anxiety can push some learners' arousal level over the peak arousal point. You can reduce stress levels by supplying non-graded quizzes and performance activities that provide reassurance and feedback to the learners. When the optimum arousal point goes too low then use activities that get the learners interacting with each other or moving. Provide inspirational speeches, challenging games, and puzzles. Give a pop quiz. When the optimum arousal point goes too high then take the cognitive focus off the goal (eliminate "what if" statements) and place it on the process. Take a break, watch a video, stretch. Play a fun, but interesting game. Provide the who, what, when, where, why, and how questions about the learning to take place as it helps to eliminate fears...you and the learning environment need to control the stress factors, not the unknowns.
Anxiety and ArousalMany trainers believe that all anxiety must be removed from the training environment. But, again, there is an optimal level. The Optimal Arousal Level can be thought of as the Optimal Motivational Level. And one of the things that motivate people is anxiety. But, many people seem to have a negative connotation to the word "anxiety" as they associate it with neurotic inferences. It might help to picture anxiety in three terms as Freud did:
Of course, too much anxiety impedes the learning processWhen you take anxiety out of the training environment, you leave the learner without a major motivator. There is an old learning theory (now discredited) that states "the learner is an empty vessel in which the instructor pours knowledge." And unintentionally, this is how many training environments now operate. All the learners have to do is show up for the training session and they pass as the training environment has been completely sanitized of all emotions. The trainers believe that their entertaining and interesting instruction is going to be "poured" into the learners. Excellent training places the responsibility of learning on both the trainer and the learner - the trainer provides the learning tools, while the learner's responsibility is to use these tools. And by creating an anxious-free environment, you take away one of the major motivational tools of the learner. Perhaps anxiety's most effective use in training would be in a safety class. Pilots go through simulators not only for the psychomotor practice and to increase their knowledge, but also because some of the simulations are so realistic that they get anxiety attacks that tell them "danger, do something now!" not "something is going wrong, lets wait and see what happens." These types of anxiety attacks are our friend, they tell us to take immediate action by releasing adrenaline into the bloodstream, stimulating the heart, raising the metabolic rate, and increasing the blood glucose concentration.
Safety is not only having the knowledge to do things the correct way, the skills to perform correctly, but also the "attitude to react" to unsafe conditions. Some have said it is unethical for trainers to change attitudes, or that trainers should change behaviors, not attitudes. But that is a training cop-out. I work in a plant with forklifts, conveyors, machinery, and many other potential hazards. When I leave work I want to do so via my car, not in a hearse on the way to the county morgue or in an ambulance with an amputated leg, because the people who work with me "displayed safe behaviors" but did not have the attitude to react to something going wrong or sense (become anxious) when they were about to do something dangerous. Failing to incorporate affective (attitude) domain training into a safety classes means that you, the trainer, failed at your task.
In closing, each task has an optimal level of arousal and the level of arousal includes anxiety, attention, agitation, stress, and motivation. The trainer's job is to help each learner reach their optimal level of arousal so that their focus is totally on the task to be learned.
NOTE: Although this is an old reference (1908), the Yerkes-Dodson law has held up over time through numerous studies. Just because something is old, does not make it invalid. In fact, since it has held up for so long, you might say it has gone from theory to law to phenomenon.
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