It became conventional wisdom without any scientific testing.
It is understandable that he became an outspoken champion of widening access to higher education before it became conventional wisdom.
After that, it became conventional wisdom that online grocers simply could not succeed; among many industry observers, that sentiment persists.
Almost from the day that Mr. Rumsfeld took office, it became conventional Pentagon wisdom that a mobile artillery system known as the Crusader would be canceled.
But as soon as scholars such as JJ Winckelmann identified periods and styles, it became conventional to see Roman art as a poor pastiche of ancient Greek originals.
Often, the more a firm offshores and outsources, the worse it will be at responding to customers quickly.Ideas factoryOver the past few decades it became conventional wisdom that factory jobs could be done cheaply in some far-flung corner of the world but more important innovation work should stay in-house in high-cost countries.
In the meantime, it became conventional wisdom to blame the decline on factors such as conversion of lion habitat for agriculture, disease, and killings by locals upset over lion attacks on people or livestock.
But as often happens when wisdom becomes conventional, it's wrong.
The attempt to evade convention eventually becomes conventional.
It became established as a conventional element of fiction, especially first-person narratives.
