Psychology Reader

A Cognitive Model of Posttraumatic Stress Disorder

Anke Ehlers and David M. Clark · 2000 · Behaviour Research and Therapy

Role
Foundational argument
Difficulty
Challenging
Full work length
27 pages
Type
Journal article

Access

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Reading focus

Syllabus: Why Do Responses to Trauma Follow Different Paths?

Follow the proposed feedback between a sense of threat and efforts to manage it.

Why you’re reading it. Construct an explanation of persistence that goes beyond the fact that an event occurred.

A question to consider. Choose one persistent difficulty: what would the model predict should change before that difficulty improves?

Why this reading

Ehlers and Clark ask how an event in the past can continue to generate a sense of present threat. Their model connects interpretation, memory, and responses to distress, turning a symptom description into a set of explanatory proposals.

Before you read

Appraisal means an interpretation of significance. Autobiographical memory places an experience within a person’s life. A maintaining process helps explain persistence; it need not explain the initial event or every difference in vulnerability.

Read for

  1. Trace how appraisals and characteristics of memory are proposed to sustain a sense of current threat.
  2. Separate evidence, clinical illustrations, and predictions about responses such as avoidance or rumination. Identify which parts of the model the authors say still need testing.

Consider afterwards

  1. What observations would distinguish a continuing external danger from a threat interpretation that persists after circumstances have changed?

Editorial context

This is a theoretical account, not a trial establishing every proposed mechanism. Its treatment implications require separate evaluation, and improvement during treatment does not uniquely confirm the model. The account includes social reactions and material consequences, but should not turn actual rejection, insecurity, or danger into presumed errors of interpretation. Later temporal evidence about appraisal change is informative without by itself identifying a causal mechanism.