Lesson 19: How to Become an Expert Investigator

Critical Thinking in Action Section 3: Critical Thinking Methods and Resources
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Transcript

How to become an expert investigator. The focus of this lesson is how to investigate any subject quickly and easily. Learning how to do good investigation can be enjoyable and rewarding for the following reasons. First of all, it leads to better decisions. better decisions lead to better results in life. better results in life lead to a happier life.

It's just that simple. Investigation leads to learning new things. I'm a lifelong learner, I hope you are as well. learning something new is exciting and fun because it's a discovery process. Just in time learning, there are many useful resources to help you investigate. The primary ones are the internet, including virtual bookstores, traditional bookstores and libraries, experts classes and software.

To locate information when investigating you something that's called data mining, you have to sift through a great deal of information To get to the golden nuggets of information you seek effective data mining, invest your time in order to learn what you need to know when you need to know it. This is called just in time learning. This is a huge time saving tool when used effectively. That's why I want to discuss this. So some of the questions you want to ask are how do you quickly find the best information? How do you keep from going into information overload?

Also, how do you stop from going down blind alleys or getting wrapped around the axle. So let's look at the information sources. You're probably somewhat familiar with these. But again, my purpose here is to explain how to use them much more effectively. YouTube is an incredible resource to learn almost anything it seems today. I suspect you're very proficient at already using YouTube.

However, let me give you a couple ideas how to improve yourself. effectiveness even further. Look for the number of ratings with a thumbs up that are at least 10 times the number of thumbs down rating or more. Those videos are usually pretty good. Also look for the number of views on the video, and also the number of people who have given it a thumbs up and thumbs down. The internet is a vast and useful resource.

There are many ways to get to what you need simply and quickly. I assume you're already pretty proficient at this. How deep you investigate a subject is up to you. It's a matter of interest need motivation and time. Also, the more important the subject is, the more you should verify with multiple independent resources. Be careful though, there's a great deal of duplication on the internet.

Internet bookstores, if web searching doesn't provide enough information for your investigation, consider purchasing a book or two especially if this subject is very important to you. What For the right book can be a daunting task today, especially since there's so much information load that we've already talked about. However, there is a straightforward way to make this task very manageable. Let's look@amazon.com they do a great job with their star rating system, the number of reviews sales rank, and book excerpts. The star rating system essentially, is important to look at how many people have rated the books and how many stars have they've given it. Four to five stars is really good.

The closer to five stars, the better. The number of reviews is also extremely important. The larger the number of reviews is always better. sales rank How does the book sales rank rate in comparison to other books in the same genre? Book excerpts, if these are available, read them. They're very helpful at times, to let you know if you resonate with the author Experts first of all experts in their field.

A lot of these people have an almost encyclopedic knowledge of their particular discipline. You can find them on YouTube. Sometimes they may be an author. They may have classes and software and so forth. Next is local experts. There are local experts in a wide array of subjects.

They can be located in businesses and stores. For example, if you're planning on doing a home tiling project, talking with some of the local experts can be very helpful. seeking out people who have significant experience and knowledge is very worthwhile. Ask for the individual at a store or business with the most experience on task or project that you want to do. Then seek advice from that person. Here's the mistake a lot of people make they go into a store and look for an expert but instead of looking for the right person, the first person who comes in Up to them they talk with and that person may or may not be that knowledgeable and they may not give them the right type of advice.

That's why I find it extremely important to always strive to work with the best. You spend less time have less frustration and get better results the vast majority of the time the point of diminishing returns. Let's return to the questions asked earlier in this lesson. How do you keep from getting information overload? How do you keep from getting wrapped around the axle? How do you keep from going down blind alleys.

Finding the resources available effectively has been addressed in this lesson. This will help minimize information overload getting wrapped around the axle and blind alleys. Here is another concept to consider that will decrease the effects of these problems even further. There comes a time to move to another step of a project. Objective problem or to make a decision. This occurs when your time and energy generate minimal useful information.

This is known as a point of diminishing returns. Another way of thinking about the point of diminishing returns is that it is the opposite of the 8020 rule. As discussed earlier, the 8020 rule states that 80% of the results come from 20% of the inputs. The point of diminishing returns can be thought of as when 80% or more preferably of your efforts are producing only 20% or less of what you are attempting to accomplish. The point of diminishing returns is a personal decision based on knowledge experience, reasoning, intuition and common sense. In engineering, they have a funny statement.

Shoot the engineer at some point because they're always keep working to get a little bit better. And although perfection is really nice and important, there comes a point You need to move on to the next step. That's what the point of diminishing returns is all about. Thanks for watching.

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