Swedish media executive Jonas Bonnier has publicly disclosed that he was the author behind a pseudonym used for published works between 2007 and 2013. The revelation came during his appearance on the popular Swedish Radio program “Sommar,” released Wednesday morning. Bonnier had previously maintained anonymity while releasing books internationally during that six-year period. The announcement is being described as a significant literary surprise within Sweden. Details regarding the specific books published under the pseudonym have not been immediately released, but the disclosure has generated considerable media attention. Bonnier’s motivation for using a pen name at the time remains unclear, though he addressed the matter during the radio interview. The program has sparked widespread discussion among Swedish readers and literary circles.