nancy perry wo n't teach again at dublin middle school after giving students her highly critical personal opinion of president barack obama .
one student told his father , jimmie scott , who complained to the school and requested a parent-teacher conference .
she is the wife of a school board member and brought her husband along to parent-teacher meeting .
scott says that perry showed him what he described as propaganda and called the president a ` baby killer '
a superintendent has said perry was already planning on retiring before the complaint about her behavior .