[1] Between 2012 and October 2021, Voswinckel was the head of the archives and the historical research of the German Society for Hematology and Medical Oncology.
He completed his MD in 1982 with the PhD work titled "Das Auto und seine Welt im Spiegel des deutschen Ärzteblattes 1907-1975".
[4] Initially, Voswinckel worked as assistant physician in hematology and oncology, until he changed into the field of medical history, completing a PhD in 1985.
His projects included topics such as medical biography and emigration research.
Between 2012 and October 2021, he was the head of the archives and historical research of the German Society for Hematology and Medical Oncology.