Lyle

Lyle was the foster father of Ben until Ben was abducted by Doug.

Pre-Series
At some point in his life, Lyle became a foster father and when Ben was eight, Ben became his foster son. However, two years later Ben ran away and Lyle never filed a report.

Sweet Jane
Nina Meyer comes by and asks him about Ben, and at the end of their conversation, tells him she called CPS beforehand because he violated codes and had too many foster children.