FMD is the ideological father of BO, if not his biological father.
In his memoir, Barack Obama omits the full name of his mentor, simply calling him Frank. Now, the truth is out: Never has a figure as deeply troubling and controversial as Frank Marshall Davis had such an impact on the development of an American president.
Although other radical influences on Obama, from Jeremiah Wright to Bill Ayers, have been scrutinized, the public knows little about Davis, a card-carrying member of the Communist Party USA, cited by the Associated Press as an important influence on Obama, one whom he looked to not merely for advice on living but as a father figure.