Medicine has particularly well-documented cases of self-censorship as having directly contributed to major incidents.
To many critics that will be seen as self-censorship that has gone too far.
However, Beijing's "growing influence" has led to self-censorship, US-based Freedom House reported in 2012.
It is in this context that nations have censorship, through the legal system or self-censorship.
Such intimidation has induced a sense of caution, verging on self-censorship, among other journalists.
Instead, the pressure will mostly be subtler: encouraging self-censorship, promoting the compliant, sidelining the prickly.
But there is fear that journalists at the channel could exercise self-censorship, a common phenomenon under the Chavistas.
Veteran journalist Win Tin, an 83-year-old former political prisoner, said the proposed media law would inevitably lead to self-censorship.
He has also confounded a pattern of self-censorship among Tokyo-based foreign correspondents.
Political correctness depends on self-censorship, especially over group differences, and Mr Summers is constitutionally incapable of not examining people's premises.
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To free-speech campaigners, all this was seen as further evidence of self-censorship amid increasing fears of upsetting sensibilities of some Muslims.
If they will not criticise him voluntarily, he says, he will have to legislate to put an end to this dreadful self-censorship.
Jyllands-Posten, a best-selling newspaper, published 12 caricatures of the Prophet Muhammad in 2005 to accompany an editorial criticising self-censorship in the Danish media.
Registering and obtaining a department licence, they argue, places them in the same strait-jacket that governs the kingdom's print media which is often viewed as practising self-censorship.
In Burma, most journalists exercise heavy self-censorship, and this will continue.
The threat of a sudden visit by fire inspectors or the temporary shutdown of the broadcasting station is a deterrent to running critical programmes: self-censorship is less painful.
Particularly in Europe, the ever-present prospect of violence, like that which followed the September 2005 publication of Danish cartoons poking fun at Muhammad, is generally sufficient to induce self-censorship.
But Naseem Tarawnah, who blogs on his Black Iris of Jordan site, sees Jordan's media laws as designed to "create an environment of fear that encourages self-censorship" which will now expand to online content.
Rather deplores this self-censorship but reserves his strongest words for the US Government and in his view their manipulation of the public according to who gets access and information and who doesn't.
In a speech in Sydney last year, where she tried to elucidate the immigration issue, Prime Minister Julia Gillard said that the debate "should not be constrained by self-censorship or political correctness".
Consolidation of the industry in hands friendly to (or at least cowed by) the Islamists and self-censorship of reporters, lest they depart from the party line, have essentially denied prominent outlets to any contrary views.
"The plaintiffs have persuaded me that at least with respect to some plaintiffs, their fears of prosecution under COPA will result in the self-censorship of their online materials in an effort to avoid prosecution, " Reed wrote.
Instead, it is all about self-censorship.
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But a low level of professionalism in many media outlets, especially outside Kathmandu Valley, and self-censorship induced by the political atmosphere make it difficult for the media to rise above the challenge of disseminating accurate, timely and non-partisan information on the peace-building process.
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