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198 CHAPTER 8
The potential for computer crime is staggering, and that fact is now
recognized in legislative and enforcement circles. But most of the
preventive work so far initiated is privately organized and paid for.
Hundreds of companies have sprung up in recent years peddling advice
and technology to counteract the new breed of high-tech criminals.^1
What are
Barriers to Listening?
There are several reasons why people are poor listeners. One reason
is that the complex human mind can comprehend many more words
per minute than speakers can produce. Listeners can process more
than 400 spoken words per minute, yet the average speaker only pro-
duces between 125 and 175 words per minute. This time lag between
slower speaking rates and faster rates of thinking is known as the
speech–thought differential. Stated in a different way, the listener
needs only 15 seconds of every minute to comprehend the spoken
message. The resulting time lag creates special problems. In this excess
time, listeners’ thoughts may begin to stray. Can you recall a time
when you began listening to a speaker but soon found yourself think-
ing about lunch, an upcoming test, or a date? This tendency for our
thoughts to stray poses many problems for the speaker trying to con-
vey an understandable message, especially if the subject matter is
complex.^2
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- Underline and Annotate Textbooks. In the introduction to this unit, I
mentioned that underlining was an ineffective learning strategy. The
purpose of underlining is to identify main ideas and supporting details
(e.g., examples, facts, and illustrations). When underlining is done
without determining the main points, or if too much material is under-
lined, both relevant and irrelevant information is highlighted. There-
fore, it is often difficult to make sense of the underlining, because
everything appears to be important. It is not necessary to underline
each word in a sentence to capture the idea in a passage. One way
to test for successful underlining is to read through underlined pas-
sages to determine whether the main ideas have been identified. You
accomplish this task by determining whether you have answered the
questions asked in the textbook or answered the questions generated
from the headings in the text. Sometimes you find that it is necessary
to underline more information.
(^1) From Barlow, H. D. (1984). Introduction to Criminology (3rd ed.). Boston: Little, Brown,
p. 252.
(^2) From Gronbeck, B., et al. (1992). Principles of Speech Communication. New York:
HarperCollins.