How to Raise a Viking - The Secrets of Parenting the World’s Happiest Children

''Top-notch’Good Housekeeping – BEST PARENTING BOOKS''Helen has a way to take big ideas and convey them with warmth and wisdom'' Dr Rangan Chatterjee''A well researched study injected with humour and humanity'' Mail on Sunday*Featured on The Happiness Lab with Dr Laurie Santos*