Subliminal: The New Unconscious and What It Teaches Us by Leonard Mlodinow – review
This is fascinating insight into our "inner unknown self" and its role in shaping the world we know, writes PD Smith
Are all psychological therapies equally effective? Don’t ask the dodo
Daniel and Jason Freeman: The claim that all forms of psychotherapy for mental illness are winners, known as the Dodo Bird Verdict, has been dealt a blow
The British amateur who debunked the mathematics of happiness
Andrew Anthony: The astonishing story of the British man who began a part-time psychology course in his 50s – and ended up taking on America's academic establishment
Don’t worry, be happy: overcoming worry may be key to mental health
Daniel and Jason Freeman: Worry plays a role in causing a wide range of psychological problems. But don't fret – there's a simple, effective treatment
Blue Monday: There is no such thing as ‘the most depressing day of the year’
Pete Etchells: A drinks company has claimed that Blue Monday, usually in the third week of January, is actually today. But 'the most depressing day of the year' is a myth that has no basis in science
Can you be too happy?
Philippa Perry: Can you be too … : Jane Austen understood that the search for meaning in one's life may be more satisfying than the pursuit of happiness
This column will change your life: don’t blame the lazy. It may not be their fault
Willpower is something you might have less of thanks to luck or upbringing, not a magic power that lazy people refuse to use, says Oliver Burkeman
This column will change your life: don’t know what to do next? Wait and see
'When an old technique's not working, stay watchful,' Oliver Burkeman says. 'Contemplate alternative techniques, explore likely scenarios and focus on general readiness'
Happiness: the silver lining of economic stagnation?
Julian Baggini: A study suggests that national wellbeing peaks at £22k average income. But that doesn't mean there's no point in pushing for wealth
Happiness study finds that UK is passing point of peak life satisfaction
Economists say that per capita incomes above UK's adjusted level of $37,000 make people less contented