Innovation is the result of iterative learning processes as well as environments that encourage experimentation, critical inquiry, critical debate, and accept failures as a necessary part of the process.

FORBES: Creating An Innovation Culture: Accepting Failure is Necessary

For this reason, the OAS can serve a critical role as an instrument for concerted regional inquiry and action.

CENTERFORSECURITYPOLICY: Two thumbs down for Insulza and the OAS

Meanwhile 133 Sri Lankan Christian clergy, mostly from the former war zone, have signed a letter urging the UN Human Rights Council to pass a strong resolution that is critical of Colombo and will set up an international inquiry into all alleged war crimes.

BBC: Balachandran Prabhakaran

To be sure, matters are complicated by the steady stream of new information from court cases and evidence to the Leveson inquiry, but irritation levels are clearly reaching critical and the committee seems to be becoming more and more polarised.

BBC: Plenty at stake for hacking report

The report was also critical of the Police Service of Northern Ireland for its approach to the Wright inquiry.

BBC: Negligence not collusion led to Billy Wright murder

There are moments in politics where opinion reaches a critical mass and Estelle Morris may have fuelled that this morning by announcing an inquiry not just into what went wrong with this year's A-level grades but into the whole question of whether A-levels are "not what they used to be".

BBC: Thursday 19 September