In April 2009 , he succeeded Partha Dasgupta as chief executive of the PPF .
Rubenstein has previously worked for Scottish Widows , Morgan Stanley and Lehman Brothers , where he was a managing director .
In April 2009 , Rubenstein succeeded Partha Dasgupta as chief executive of the PPF .
Rubenstein has previously worked for Scottish Widows , Morgan Stanley and Lehman Brothers , where he was a managing director .