i want to put in a guess at this point and ill consider myself knocked out if it is wrong but please dont prevent anyone else from having a guess.
....Higgs and Meakins...the chocolatiers.
ill be quiet now.......
"Double-Blind experiment, N:
An experiment in which the Chief Researcher believes he is
Fooling both the subject and the lab assistant. Often accompanied by
a belief in the Tooth Fairy."