In the studies by Dr. Schacter and his colleagues, when subjects in their early-to-mid 70s were asked about past experiences or future ones, they tended to provide fewer details about people and exactly what happened.

WSJ: Memory: Research Finds Links Between Recall, Future Planning

Other gay owners say they usually can tell if an applicant is going to be at ease working for them by inquiring about the person's past experiences with homosexual colleagues or clientele.

WSJ: Should Gay Business Owners Out Themselves to Job Candidates?

It is simply implausible that the degree of antipathy toward trade reflected in opinion polls is driven by past personal experiences or realistic fears about the future.

FORBES: Media Darken Americans' Perceptions of Trade

Before booking a tour, Kessler suggests, ask for two or three past traveler references, and ask passengers extensively about their experiences.

CNN: 7 of the world's savviest tour guides

For the past week, I have been investigating this hidden issue, many of the men I spoke to about their experiences did so for the first time.

BBC: Men experiencing domestic violence is rarely reported.