Table 1.

Components of 1-Hour Metacognitive Training-Jumping to Conclusions (MCT-JTC) Intervention

1. An introduction to the jumping-to-conclusions bias in psychosis

2. Inferences without 100% proof; examples from daily life (2 examples)

3. Jumping-to-conclusions “in action”; examples from politics and medicine of the pitfalls of using jumping-to-conclusions in decision-making (4 examples)

4. How jumping-to-conclusions promotes misinterpretation; discussion and examples including a worksheet for personal experiences and alternative interpretation

5. Jumping-to-conclusion and its role in conspiracy theories; illustration via the moon landing conspiracy theory

6. Worksheet exercise; providing evidence for and against personal delusional beliefs including conviction rating

7. Picture-identification tasks (3 tasks); participants were required to identify all possible interpretations of images as progressive detail was revealed and state their confidence in their interpretation

8. Face illusion tasks (3 tasks); participants were required to identify all details or alternative interpretations when presented with images, for example the old woman/young woman/old man face illusion

9. Scene identification from cutout (4 tasks); 4 tasks in which a cutout image from a larger scene was provided from which participants were required to infer the correct wider context from 4 options using evidence in the picture and state confidence

10. Misfits task (5 tasks): presentation of 5 classic paintings in which participants were required to identify the correct title from 4 options based on clues within the painting and state confidence

11. Summary of jumping-to-conclusions session and suggested tactics