He has also performed live in Germany, Italy, the Netherlands, Austria, Lithuania, the United States, Poland and Panama, under his own name or in collaborations with blues singers such as Bob Stroger, Robert Lucas and Dallas Hodge.
His doctoral dissertation at Carnegie Mellon was advised by Edward C. Prescott and Robert Lucas.
He had published a biography of Robert Lucas by the time he earned his Ph.D., and soon thereafter published biographies of John Chambers and George Wallace Jones.
Robert Louis Stevenson | Robert De Niro | Robert E. Lee | Robert Mugabe | Robert Redford | Robert Burns | Robert Bosch GmbH | George Lucas | Robert | Robert A. Heinlein | Robert Schumann | Robert Browning | Robert Rauschenberg | Robert Plant | Robert Altman | Robert Mitchum | Robert Frost | Robert Southey | Robert F. Kennedy | Robert Maxwell | Robert Graves | Robert E. Howard | Robert Fripp | Robert Fisk | Robert Rodriguez | Robert Motherwell | Robert Lowell | Robert Johnson | Robert Duvall | Robert Boyle |
Of specific interest is his reformulation (together with Giovanni Di Bartolomeo and Andrew Hughes Hallett) of the classical theory of economic policy laid down by Jan Tinbergen, Theil and Ragnar Frisch in a setting immune from Lucas critique.