Tim Armstrong: see him on YouTube for a masterclass in how not to talk to staff, how not to motivate and not to lead.  Photograph: Victor J Blue/Bloomberg

Tim Armstrong is my favourite chief executive. I can’t think of anyone else who has provided me with such rich and varied copy over the years. Since h(...)

Twitter’s CEO Dick Costolo: “As we iterate on the logged-out experience and curate topics, events, moments that unfold on the platform, you should absolutely expect us to deliver those experiences across the total audience and that includes logged in users and users in syndication.”  Photograph: Eric Gaillard/Reuters

Twitter’s first-quarter earnings were a washout. It is not just that the numbers were poor or that they were leaked – there was another thing wrong wi(...)

Microsoft chairman Bill Gates and his wife, Melinda, who have been married for 21 years. Photograph: Elaine Thompson/AP Photo

To be a billionaire, the first thing you need is a personality disorder.That is what I had always assumed, based on my own experience of having interv(...)

Warren Buffett has done 50 years at Berkshire Hathaway, proving it is possible to be with the same outfit forever without becoming a gormless, unimaginative loser.  Photograph: Andrew Harrer/Bloomberg

Last week I celebrated my pearl anniversary at the Financial Times. For the past 30 years I have been pitching up to work at the same place, week in, (...)

Graduate recruitment  now  often involves team exercises, “panel interviews, ordeals and other assorted pranks”. Photograph: Getty Images

On the same day last month my daughter and I got up, put on our best clothes and went off to be interviewed for different jobs.She, a recent graduate,(...)

No matter how much my children think I am making a poor fist of bringing them up they can’t get rid of me. Parenting is for life. Jobs are not.

Around the time I returned to work after the birth of my first child I went to visit a lawyer friend who had also just had a baby and had decided to s(...)

Twitter appears to have changed how we work forever. Yet on closer inspection, Twitter has changed nothing – all it has done is speed things up a bit

Ten days ago a hitherto unknown Texan teenager by the name of Cella tapped out a tweet that read: “Ew, I start this f*** a** job tomorrow”, followed b(...)

‘Obviously it was stupid to cycle with anything on the handlebars. Perhaps, for the first time in my life, I will learn from my own mistakes and start using a pannier.’ Photograph: Getty Images

Last Wednesday I was cycling into work with a bag slung over the handlebars. I was going at a fair clip when the bag swung into the wheel, got jamm(...)

Alan Rusbridger: ‘An excellent editor, by most accounts, and can play Chopin’s Ballade No 1 on piano.’ Photograph: Andy Rain/EPA

In 1990, when I had been at the Financial Times only a shortish time, the then editor resigned. I liked him; he had been kind to me and I was sorry to(...)

  A mere third of the workers canvassed by CareerBuilder said being a manager appealed to them. The remaining two-thirds said no thanks, I’d rather stick with the lowly job I have.

Not long ago, thousands of workers in the US were asked if they fancied the idea of being promoted to the rank of manager. You might have thought they(...)