Junior doctors are voting on taking strike action over imposed changes to their contracts.
The warders, who staff the London museum's public spaces during opening hours, are staging the strike over attempts to impose changes to their holiday entitlement.
Last week workers who provide mental health support for vulnerable people in nearby Bradford went on strike over what they said were unfair imposed changes to their working hours.
As my colleague Peter Baker reports on The Caucus, Mr. Obama asks people to mount a public lobbying campaign on behalf of gun control, saying a populist backlash to gun violence would be the most effective way to persuade members of Congress to impose changes to existing laws.
He is apprehensive that a review committee led by the boss of America's Cup Race Management, Iain Murray, can only make recommendations and has no power to impose changes to the protocol that governs the whole event or to the class rules which govern the boats.
Formula 1 is to impose changes to ensure an accident like the one that left Jules Bianchi in a critical condition cannot happen again.
Scotland's Justice Secretary Kenny MacAskill said the Scottish government did not commission the Winsor review and he said: "We will not impose changes to the terms and conditions of our hard-working, dedicated officers.
For if racial minorities have meaningful access to the ballot box such that they are collectively able to select those elected to office, then they may impose changes to the laws, policies, and practices that produce systemic racial disparities in wealth, education, employment opportunities, and a host of other contexts.
Microarray analysis has also been used to investigate differences in gene expression between specific grape tissues [ 15], and in grapes exposed to a variety of biotic and abiotic stresses or imposed changes to growth conditions [ 16- 23].
It is important, then, for leaders to understand the context in which change must happen rather than imposing change to those on the ground.
