Jen Sincero says she can make you a badass – has it worked for her millions of readers?

The self-help guru’s book You Are a Badass is a bestseller in the US and making waves in the UK. But can her brand of straight-talking positive thinking really help you escape your ‘sucky life’?

Fifteen minutes before my interview with inspirational guru Jen Sincero, I nip into a chic boutique in downtown Manhattan, where I am drawn to a pair of conch shell-pink sandals. Exquisite as they are, I can think of no possible justification for buying them. Yet for the past few days I have been steeped in the work of Sincero, who in her bestselling You Are a Badass books urges readers to stop accepting anything short of their wildest dreams. According to Sincero, it is necessary to live courageously and to “align” one’s actions with one’s deepest desires. That could mean quitting a humdrum job, buying a fancy car or investing in assistants to free up ...