While the participants were doing this task, the scientists either disrupted their left prefrontal cortex with tDCS or used a sham control procedure.

WSJ: Mind & Matter: Alison Gopnik on Beating the Brain's Curbs on Innovation

Surgeons may also not feel they have the power or control to terminate a procedure being publicly broadcast.

BBC: Surgery should not be entertainment

The government argues the licensing procedure will assist quality control and boost domestic production.

BBC: Ukraine's youngest HIV campaigner

Sunder Katwala's proposal is even worse than the current inheritance tax as it introduces a highly bureaucratic administrative procedure to monitor and control what we do with our wealth while we are alive.

BBC: Have Your Say: Inheritance tax

But early studies reporting positive results for the vertebroplasty procedure did not have control groups, making it unclear whether the purported benefits were simply due to the placebo effect or the natural tendency of chronic pain to subside over time.

FORBES: Magazine Article

Still, "this procedure has greatly contributed to control the age of gymnasts, " said a FIG spokesman.

WSJ: Menu

Electronic surveillance must be subject to rigorous control including independent oversight and an effective appeals procedure.

ECONOMIST: Anxiety about wiretapping

During that time, 15% of patients taking Vytorin and 18% of patients in the control group had a heart attack, stroke, stent procedure, or death from cardiac causes.

FORBES: Finally, A Win For Vytorin

The MPs' expenses watchdog Ipsa is due to take control of MPs' pensions from April 2012, subject to a parliamentary procedure to allow the change.

BBC: David Cameron says MPs will face same pension changes