This makes complete sense to me. I can't believe the bad driving I've seen
from people talking on cell phones, even wearing headsets. I keep hoping to
witness someone hitting a bump in the road and having their stupid little
phone fly out the window.  : )

Erin

-----Original Message-----
From: Larry Lyons [mailto:[EMAIL PROTECTED]]
Sent: Monday, November 26, 2001 3:10 PM
To: CF-Community
Subject: Cellphones and Driving


Hi all,

There's an interesting article in the Washington Post regarding research on
cell phones and driving
(http://www.washingtonpost.com/wp-dyn/articles/A14482-2001Nov25.html). 

I dug around and found my copy of the issue of Psychological Science that
had the original research article. In a nutshell researchers found that it
doesn't matter whether you are using a hands-free cellphone or not. If you
are talking on a cell phone, your reaction time to outside events is very
poor. The researchers did not find similar results when the subjects were
talking with someone else (as if the other was a passenger for instance) or
listening to music. 

>From what I read in the original article, the tracking task is a relatively
easy task, no where near as complex as driving a car. If these researchers
found significant decreases in performance (time on task and reacting to the
target signal) in something this simple, then driving a car and talking on a
cell phone is considerably more dangerous.

Here's the summary from the American Psychological Society (source URL after
article).

--
Driven to Distraction
Study Shows Hands-free Cell Phone Use While Driving No Safer Than Hand-held
Use

Legislation across the United States seeks to restrict the use of hand-held
cellular phone use by drivers. The notion is that by taking the phone out of
the driver's hand and mandating the use of a hands-free device, fewer
accidents will result. 

Results of a study, published in the American Psychological Society journal
Psychological Science, contradict that way of thinking, saying it isn't the
phone that is problematic, but the actual conversation that impairs drivers.


Researchers David L. Strayer and William A Johnston of the University of
Utah found that cellular phone use, either with hand-held or hands-free
phones, disrupts performance by diverting attention to an engaging cognitive
context other than the one immediately associated with driving. 

"Our data imply that legislative initiatives that restrict hand-held devices
but permit hands-free devices are not likely to reduce interference from the
phone conversation, because the interference is, in this case, due to the
central attentional processes," the authors wrote. 

In the study, participants performed a tracking task using a joystick to
maneuver a cursor on a computer display to keep it closely aligned to a
moving target. At unpredicted intervals, the target flashed red or green and
participants were instructed to press a "brake button" located at the top of
the joystick as rapidly as possible when they detected a red light. 

The participants were randomly assigned to three task groups: radio control,
hand-held phone, and hands-free phone. After becoming acquainted with the
pursuit-tracking task, participants engaged in conversation with a
confederate (or listened to a radio station of their choosing) while
conducting the tracking task. 

The results of the study show that participants engaged in cell-phone
conversations missed twice as many simulated traffic signals as when they
were not talking on the cell phone and took longer to react to the signals
that they did detect. These results were the same for hand-held and
hands-free 

"These data are consistent with an attention-based interpretation in which
the disruptive effects of cell-phone conversations on driving are due
primarily to the diversion of attention from driving to the phone
conversation itself," Strayer and Johnston wrote. 

This and other articles from Psychological Science are available online at
the APS Media Center at www.psychologicalscience.org. For additional
information on this article, please contact Strayer ([EMAIL PROTECTED])
or APS at the phone or email indicated above. 

Psychological Science ranked sixth out of 107 psychology journals for impact
on the field by the Institute for Scientific Information. The American
Psychological Society represents scientific psychology, promoting the
"giving away" of psychology in the public interest. 

http://www.psychologicalscience.org/media/pr011026.html

--
regards,

larry

--
Larry C. Lyons
ColdFusion/Web Developer
EBStor.com
8870 Rixlew Lane, Suite 204
Manassas, Virginia 20109-3795
tel:   (703) 393-7930
fax:   (703) 393-2659
Web:   http://www.ebstor.com
       http://www.pacel.com
email: [EMAIL PROTECTED]
Chaos, panic, and disorder - my work here is done.
--

--
Larry C. Lyons
ColdFusion/Web Developer
EBStor.com
8870 Rixlew Lane, Suite 204
Manassas, Virginia 20109-3795
tel:   (703) 393-7930
fax:   (703) 393-2659
Web:   http://www.ebstor.com
       http://www.pacel.com
email: [EMAIL PROTECTED]
Chaos, panic, and disorder - my work here is done.

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