Robert M. Ball
Robert Myers "Bob" Ball ( March 28 , 1914 – January 29 , 2008 ) was an American Social Security official , who served under three presidents ( Kennedy , Johnson , and Nixon ) , from 1962 to 1973 , as Commissioner of Social Security . 
<triplet> Social Security <subj> Commissioner of Social Security <obj> maintained by <triplet> Commissioner of Social Security <subj> Social Security <obj> authority