It is an article about a study done by parapsychologist Rupert Sheldrake, who, possibly fed up with the scorn of scientists about the legitimacy of his, reviewed hundreds of published papers and interviewed a large number of researchers in a variety of fields to determine the extent to which the "Gold Standard" of double blind testing was used in "Hard science"--
He found that, while it is used more that 80% of the time in parapsychological research, he found that it is only ocassionally used in medical and psychological sciences, and nearly never in biological and physical sciences--