Inside Nasty Gal founder Sophia Amoruso's tumultuous road to success: Entrepreneur rifled through dumpsters before creating a multimillion fashion empire by age 29 - but after her business and marriage 'fell apart', she is now 'happier than ever' at 40
For Sophia Amoruso, 40, from California, it wasn't establishing the fast-fashion brand Nasty Gal or writing the New York Times bestseller #Girlboss that made her have her best year to date.