Another theory says that the stress of having to pay constant attention to survive leads to Third Man hallucinations.

VOA: special.2010.02.24

It is from this line of poetry about Shackleton that the Third Man syndrome takes its name.

VOA: special.2010.02.24

John Geiger says that many people who experience the Third Man explain it as a religious experience.

VOA: special.2010.02.24

He says his experiences made him want to learn about Third Man examples among other explorers.

VOA: special.2010.02.24

John Geiger points out that these Third Man experiences are very common among mountain climbers.

VOA: special.2010.02.24

Researchers in Switzerland were able to recreate a Third Man experience in a laboratory setting.

VOA: special.2010.02.24

But he is more interested in exploring the science behind the Third Man.

VOA: special.2010.02.24

Geiger discusses several conditions that seem to produce Third Man experiences.

VOA: special.2010.02.24

People understand that there is this phenomenon, the Third Man Factor.

VOA: special.2010.02.24

Other stressful conditions can lead to Third Man experiences.

VOA: special.2010.02.24

The Canadian-American writer John Geiger wrote about this in a recent book called The Third Man Factor. The book will soon be published in several languages, including Chinese, Korean and Japanese.

VOA: special.2010.02.24

The third man escaped death.

VOA: special.2009.06.25

It doesnt matter whether they are at great elevation or at sea level. John Geiger suggests that the brains effort to create a Third Man is not an accident of human brain structure, or a sign of injury in extreme conditions.

VOA: special.2010.02.24

That seems to me to be a fairly out-there proposition. And yet, the evidence is so overwhelming, that really nobody has surfaced to suggest that indeed this does not happen. John Geiger says there is a wide acceptance of the Third Man experience among the scientific community and the general public.

VOA: special.2010.02.24