Hendrik Groen’s diary The Secret Diary of Hendrik Groen, 831/4 Years old (2014) was an enormous success: foreign rights were sold to more than 35 countries, a television series was produced, it was adapted into a play and it received the NS Public Prize 2016. His second diary, As Long as There is Life, has been a bestseller since its publication. His diaries have sold over half a million copies in the Netherlands and Flanders. His novel Live and Let Live was published in June 2018 and immediately rose to first place in the bestsellerlist. Hendrik Groen is a pseudonym.