But whatever the reason, the light touch, by failing to prevent disorder, has alienated people.

ECONOMIST: America's first transition team has failed

Officers said notices issued by Sussex Police under the Public Order Act were to prevent disorder, damage, disruption or intimidation.

BBC: March for England in Brighton

"It is very positive that... steps are being taken to help prevent future disorder on the scale seen in August this year, " he said.

BBC: Police 'need riot tactic rules', watchdog says

During the transitional period, representatives of Egypt, Israel, Jordan, and the self-governing authority will constitute a continuing committee to decide by agreement on the modalities of admission of persons displaced from the West Bank and Gaza in 1967, together with necessary measures to prevent disruption and disorder.

BBC: The Camp David Accords of 1979

Dr Pitman recently conducted a trial to see if propranolol could prevent the development of this disorder, which afflicts those who have been exposed to horrific events, such as battles or plane crashes, with emotionally disturbing flash-back memories.

ECONOMIST: Memory and emotion: Thanks for no memory | The

The best way to prevent suicide is to treat the underlying psychiatric disorder, Brent said.

CNN: Suicidal behavior may run in families

Many are concerned that Ritalin and similar drugs, which aid concentration in those with Attention Deficit Hyperactivity Disorder, are chemical straightjackets that prevent children from taking full responsibility for themselves.

FORBES: Ritalin 'Doesn't Turn ADHD Children Into Robots'

The discovery of the gene that controls Rett syndrome could lead to the development of a test to diagnose the disorder before birth and new methods to prevent the debilitating effects of the disease.

BBC: News | Health | Scientists crack secret of child disease

If Xarelto is not approved to prevent strokes in patients with atrial fibrillation, a heart rhythm disorder, Bristol-Myers Squibb and Pfizer could benefit if their drug, Eliquis, does reach the market.

FORBES: Xarelto Runs The Gauntlet