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Stephanie A. Terry

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Publications by Stephanie A. Terry (bibliography)

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1994
 
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Lovvoll, David R., Laughery, Kenneth R., Wogalter, Michael S. and Terry, Stephanie A. (1994): Risk Perception Issues in the Use of Motorized Shoulder Belt/Manual Lap Belt Systems. In: Proceedings of the Human Factors and Ergonomics Society 38th Annual Meeting 1994. pp. 456-460.

Two experiments employed surveys to address seat belt experience and use as well as perceptions of risk associated with various seat belt configurations. In Experiment 1, a questionnaire was administered to two samples: 104 students at the University of Houston and 162 volunteers at a shopping mall in Raleigh, North Carolina. Of primary interest was the use of manual lap belts in motorized shoulder belt systems and reasons for their use or non use. Results showed that compared to manual three point belts, usage rates for manual lap belts in the motorized system were lower. Forgetting and traveling a short distance were frequency cited as reasons for not fastening belts. Estimates of fatalities in a head-on collision scenario indicated lap belts and shoulder belts were perceived to provide equal protection. In Experiment 2, 147 students at the University of Houston completed a follow-up questionnaire. Usage patterns were virtually the same as in Experiment 1. Estimates of likelihood to use lap belts after viewing six different warnings about seat belt use showed warnings containing more explicit hazard information were likely to lead to higher use rates.

© All rights reserved Lovvoll et al. and/or Human Factors Society

 
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Brelsford, John W., Wogalter, Michael S., Begley, Paul B., Scancorelli, Lori F., Williams, Jay H. and Terry, Stephanie A. (1994): Comprehension and Compliance to Elevator Service Signs. In: Proceedings of the Human Factors and Ergonomics Society 38th Annual Meeting 1994. p. 974.

This research examined comprehension of and compliance to four different elevator service signs. The purpose of the signs was to dissuade people from tying up the elevator when they are only going up one floor or down two floors. Three of the four signs were described by Chapanis (1964): an original sign and two others that he offered as possibly being better. The fourth sign was an enhanced version that used human factors principals derived from research studies on the topic since the Chapanis (1964) article. The enhancements involved the use of color, signal word, signal icon, pictorials, and concise, clear wording. In Experiment 1, participants rated the understandability of each sign and their willingness to obey the signs' instructions. Both questions showed the same pattern of results. The original sign was rated lowest and the enhanced sign was rated highest; the two other signs received intermediate ratings. In Experiment 2, the signs were placed on each floor of six buildings in conspicuous locations near the elevator call buttons. People's use of the elevators during the posting of each sign as well as during five no-sign (control) periods was measured. The experimenter rode the elevators and counted the total number of passengers using the elevators as well as the number who rode up only one floor or down less than two floors (noncompliers). Results showed that only the new enhanced sign had an effect on compliance compared to the other three signs and the control conditions. These results suggest that the sign principles developed from research in recent years are likely to assist in promoting comprehension and behavioral change.

© All rights reserved Brelsford et al. and/or Human Factors Society

 
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23 Feb 2010: Modified
26 Jun 2007: Added
26 Jun 2007: Added

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May 23

Knowledge is commonly socially constructed, through collaborative efforts towards shared objectives or by dialogues and challenges brought about by different persons' perspectives.

-- G. Salomon (in "Distributed Cognitions: Psychological and Educational Considerations")

 
 

Featured chapter

Read the fascinating history of Wearable Computing, told by its father, Steve Mann

Read Steve's chapter !

 
 

Help us help you!