His son Fred Holborn was a senior adjunct professor of American Foreign Policy at the School of Advanced International Studies at Johns Hopkins University before his death in 2005 .
Like their father , Hajo Holborn 's children pursued successful careers in academic scholarship .
Hajo Holborn 's son Fred Holborn was a senior adjunct professor of American Foreign Policy at the School of Advanced International Studies at Johns Hopkins University before his death in 2005 .
Like their father , Hajo Holborn 's children pursued successful careers in academic scholarship .