Uninvited Companions is an examination of the paranormal phenomena known as orbs: the strange spheres of light that frequently appear on video and still photographs or are even, at times, seen by the unaided eye. With a BSc in Biological Sciences and Astronomy and a lifetime as a teacher and lecturer, author David Bryant has reached some new and startling conclusions about these contentious objects The book will examine other, apparently unrelated paranormal happenings, and consider whether they might be linked in some way to the orb phenomenon.