Hendrik Groen started his diary on the literary website of Torpedo Magazine. He says about his novel: "There's not one sentence that's a lie, but not every word is true." The Secret Diary of Hendrik Groen has been translated into over twenty languages.
For fans of A Man Called Ove comes a funny, big-hearted tale about an old man who is young at heart. "Tears were streaming down my face - from laughing so hard. I couldn't stop grinning for three days." - Ouderenjournaal (Holland)