The poltergeist phenomenon, a fight-or-flight component may be the spark for the mystery of smashing glasses and airborne chairs with author and expert Michael Clarkson.

A prolific author and award-winning investigative reporter, Pulitzer Prize-nominated Michael Clarkson has come up with an intriguing look at an old subject. His new book is The Poltergeist Phenomenon: An In-Depth Investigation Into Floating Beds, Smashing Glass, and Other Unexplained Disturbances.