Before revision: Experimentation Setting aside the complex issues of determining precisely how a "genuinely productive experiment" might (or might not) possibly be constructed to measure its efficacy or how, where, and upon whom a relevant, informative, and useful study might (or might not) be designed and performed and, further, if were to be conducted, how its results might be measured and appraised, there is the even-more-significant question of the extent to which any such findings could have any practical application at all,
After revision: See, for instance, Heap, 2011.Experimentation Setting aside the complex issues of determining precisely how a "genuinely productive experiment" might (or might not) possibly be constructed to measure its efficacy or how, where, and upon whom a relevant, informative, and useful study might (or might not) be designed and performed and, further, if were to be conducted, how its results might be measured and appraised, there is the even-more-significant question of the extent to which any such findings could have any practical application at all,