Have you ever had the feeling that someone is looking at you even though you can't see him or her? Many people have had the urge to turn round due to the feeling that someone is looking at them from behind, and then when they look they see that they were correct. Surveys carried out by Braud, Shaffer and Andrews (1990) showed that 70 and 97% respectively of the population of Europe and North America have had this sensation (Sheldrake, 1998).
Even though many people seem to have had this sensation, not very much research has been done into the participant. …