Last changed 11 Mar 2000
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Error types

By Steve Draper, Department of Psychology, University of Glasgow.

See also my discussion outline

Errors and social level: the errors
Slip Lapse Rule-based Knowledge-based
Individual slip lapse rule-based mistake knowledge-based mistake
Group Abermule rly crash . . Group-think errors in the military
Organisation Team error Goals for which there is no dept. Management error: wrong bureaucratic rule gets control Policy error: bad plans
Society One organisation fails to perform Forgotten problems (caught by charity?) Social work teams e.g.police, GP, social worker Policy errors
 

 

 

Errors and social level: the norms
Slip Lapse Rule-based Knowledge-based
Individual Specific intention to act Specific intention to act Correct rule selection and application Consistency with everything the person knows
Group 5 6 7 8
Organisation Group/team goals 10 Organisational goals Knowledge of org. aims, needs (implicit requirements)
Society 13 14 15 16

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