Whilst I agree that open plan offices are probably more distracting than closed off offices, I'm not sure I'd consider the test described by the article as part

Whilst I agree that open plan offices are probably more distracting than closed off offices, I'm not sure I'd consider the test described by the article as particularly compelling evidence. The 1998 study sounds far more interesting, as presumably there was a control group, and the end result was statistically significant.