1. Presence predicts false memories of VE content Bertus Labuschagne CVC Laboratory Dept of Computer Science University of Cape Town

2. Introduction Presence and Memory in VEs False memories and the DRM procedure Deese-Roediger-McDermott Possible DRM effects in VEs Predictions for this study

3. Procedure Sample and Design Apparatus Virtual Environment Measures Memory Questionnaire Presence Measure

4. Procedure: Sample and Design

5. Procedure: Apparatus Four Desktop Computers Virtual Environment Medieval European Monastery Used Quake Keys interface Search and Collect Task Different object/location each time Books, candlesticks or small chests

6. Procedure: Measures Memory Questionnaire Presence Measure

7. Results (1/3) Validation of false memory items

8. Rates of false memories Presence effects on memory items Results: continued (2/3)

9. Results: continued (3/3) Presence effects on false memory items Delayed presence effects on false memory items

10. Discussion