Tom Harfield has consumed perhaps 50 self-help books over the past couple of years. A deep, pensive personality away from the stage, the GLOO frontman is obsessed with the idea of self-improvement and the ongoing quest to be happier. He brandishes a copy of Susan Cain’s Quiet: The Power Of Introverts In A World That Can’t Stop Talking from a shelf in his bedroom early in our conversation on this balmy Wednesday evening, before extolling the brilliance of Eckhart Tolle’s The Power Of Now: A Guide To Spiritual Enlightenment slightly later on. Flashing a wry smile, however, he acknowledges that none of said volumes have ever been so life-changing that he’s not felt the need to pick up the next… “I’m just interested in leading a better life,” he shrugs. ...