If you feel like you lose whole days to procrastination or indecision—or simply have too much to do!—you probably want advice on how improve your productivity. We spoke to David Allen, creator of the perennial bestseller Getting Things Done, about the best books on the subject: why we waste time, and what we can change to be more productive.

Elizabeth Day, author of How to Fail: Everything I’ve Ever Learnt from Things Going Wrong, explains how the road to success truly is paved with failure—and why we must learn to deal with it better.

Can we cultivate qualities like grit, tenacity and kindness? How about habits of the successful—hard work, perseverance and productivity? Angela Duckworth, bestselling author of Grit and founder of the Character Lab at the University of Pennsylvania, recommends five books, including a title that graces every CEO’s shelf.

To reach your full potential you must put as much effort into building mental resilience as you do into work or training, advises high-performance psychologist Dr Michael Gervais. Here, he selects five titles to help you find the right mindset—whether you dream of sporting stardom, artistic achievement or business success.

Most of us want to be happy, and yet it’s hard to achieve. Jonathan Haidt, psychologist and author of  the classic The Happiness Hypothesis, talks us through five books, old and new, to better understand happiness.

The contemporary historian and educationalist Antony Seldon discusses his selection of books on how to be happy.

In a world where many people feel frazzled by the pace of life, can mindfulness help? What’s the best way of practising it? Or is it just a fad? Philosopher Nigel Warburton talks to mindfulness expert, Tessa Watt, about the best books on mindfulness.

If you’ve stepped inside a school recently, you’ve probably heard teachers talking about the importance of  a ‘growth mindset.’ Here psychologist Carol Dweck, who pioneered research into this key concept, explains what it’s all about and recommends books—other than her own—that shed light on it.

Most self-help books promise to take you from 0 to 100, but many people reading them are starting at minus 100. The author of What’s Stopping You? picks books that helped him come to grips with his own insecurities.

The author who gave us The Happiness Project passes on tips for happier living, with a little help from Samuel Johnson, Benjamin Franklin and a nun with humour on her mind.

The CEO of iOpener, a human asset management consultancy, explains how you can increase happiness and thus productivity in the workplace. She picks five essential reads for bosses and employees.