Your twenties aren't your most defining decade

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Of all the decades of life, your twenties seems to be the one where the pressure is off. Not so, says Dr Meg Jay, whose book The Defining Decade argues that your twenties is the best decade to get serious and put the groundwork in for a successful life. Jenni Murray speaks to Virginia Ironside and Julia Sutherland about whether our twenties really define us. First broadcast on Woman's Hour, 24 March 2016.