Olaf Penninga is Lead Portfolio Manager for the Dynamic Duration and Multi-Factor Bond strategies. He is also Portfolio Manager for the Dynamic High Yield strategy. These are all quantitative fixed income strategies. He has been Portfolio Manager for the Dynamic Duration strategy since 2005 and Lead Portfolio Manager since 2011. His previous positions with Robeco include that of Lead Portfolio Manager for Robeco’s fundamentally-managed Euro Government Bonds strategy and Researcher with responsibility for fixed income allocation research. Olaf was employed by Interpolis as Investment Econometrician for one year before returning to Robeco in 2003. He started his career in 1998 at Robeco. He holds a Master's in Mathematics (cum laude) from Leiden University.