Helmold, born in the year 1120, was a notable Saxon chronicler and historian of the twelfth century. He dedicated his life to documenting the events and transformations of his time, particularly focusing on the Christianization of the Polabian Slavs.
Residing in Bosau near Plön, Helmold served as a Catholic priest, intertwining his religious duties with his passion for history. His writings provide invaluable insights into the cultural and religious shifts occurring in Northern Europe during this period.
Helmold was closely associated with the bishops of Oldenburg in Holstein, Vicelinus and Gerold, both of whom played significant roles in the efforts to convert the Slavic peoples to Christianity. His friendship with these influential figures enriched his understanding of the challenges and triumphs faced in this mission.