Oppositional defiant disorder is a pattern of disobedient, hostile, and defiant behaviour directed towards authority figures.
If your child has a problem with defiant behaviours, there are a number of things you can do to avoid standoffs and reduce the chance of meltdowns. Here's how.
A man browsing the shoe department in a shopping centre. Can he really afford new shoes, and does he really need them?
Under some circumstances, people may feel wealthier than they actually are and this makes them psychologically more prone to increase their spending, as well as their borrowing.
Children can become more and more skilled in the art of oppositional behaviour, and increasingly harder to discipline.
Some children's tantrums, irritability and defiance well exceed that typically found in healthy children of the same age. This can be overwhelming for parents, especially as children grow.
Pan having sex with a goat, statue from Villa of the Papyri, Herculaneum, 1752.
The vast discrepancy between abhorrence of bestiality and acceptance of slaughtering on animals suggests that thinking imaginatively about animal orgasm may help us to be more compassionate toward animals.
The average smartphone user checks their device 85 times a day.
Clinically speaking, you can't become addicted to a device, but you can develop behavioural addictions to smartphone functions.
Nine in ten children will have occasional tantrums.
Tantrum throwing peaks at age two, as children experience the perfect storm of not being able to express themselves verbally while simultaneously developing their sense of autonomy and independence.
The very existence of kindness and altruism seems to contradict Darwin’s theory of evolution. So how could kind behaviour have evolved?
Compared to extraverts, introverts tend to be relatively passive, quiet and reserved.
Introverts might think they will not make good leaders but with some encouragement research shows they make capable leaders.
Humility is a desirable trait in CEOs.
Dean Lewins/Brendan Espositos/Dan Peled/ Paul Miller/AAP
Humble CEOs may be the new prize, but they are in short supply and face distinctive challenges.
Trolls tend to downplay the impact of their abusive online behaviour on their victims and seem to relish the mayhem they cause. Let’s use this to help them lift their game.
Trolls tend to know the impact they'll have, but don't seem to care. So, how do we use our new findings to help stop this seemingly pointless, harmful behaviour?
Andy Murray – world number one tennis player.
Confidence in sports, exams and other endeavours in life, can be counter-productive.
I promise, it’s good for your brain.
Tambako The Jaguar/flickr
New research adds to the evidence that playing is linked to learning brain power in primates.
Doctors know most scans for low back pain are useless, but they have trouble convincing patients.
Reducing health-care waste relating to unnecessary tests has been a major priority for researchers, governments and health services for decades. But how do we change the behaviour of doctors?
Swimming in synchrony is a fundamental social behaviour for dolphins and is thought to reinforce their bonds.
A new study of captive dolphins has found that those engaging in synchronised swimming make more optimistic judgements about an unknown event.
Why research that links our social behaviour to our genes is still controversial today.
If you want your New Year’s resolutions to last longer than the party, you need to create new habits. But how?
If you want to stick to your New Year's resolutions, a behaviourist's approach might help you create and keep new, healthy habits.
Understanding how genes influence people's behaviour doesn't lead to fatalism.
The logic is that violence is a choice, so men can be reasonably expected to stop.
Thousands of Australian men are sitting on waiting lists every year to get help to end their violent behaviour – even though behaviour change programs can reduce their likelihood of offending again.
The best of friends.
Hung Chung Chih/Shutterstock
Because primates have relationships too you know.
Schools increasingly use expulsion as a way to tackle bad behaviour.
School expulsions are on the rise in Australia. But research shows individual punishment as a deterrent rarely works.