Johnson proved himself an effective diplomat under times of strain.
By most accounts, during his time as United States ambassador to Indonesia, he was an effective diplomat and consensus-builder.
Before coming to the United Nations he had already showed himself to be an effective diplomat in a number of sensitive posts around the world.
Distinguished as a effective diplomat, he was elected to the papacy as a compromise candidate.
It is impossible to be a fully effective diplomat unless you are engaged in culture and the arts.
Halifax, a cautious and elusive public figure, was not an effective public diplomat unlike his predecessor.
During her time in Germania, Agrippina had proved herself to be an efficient and effective diplomat.
In the early 1950s, he gained prominence as an effective diplomat.
But the idea that an artist like Bono would be an effective diplomat is far from odd.
"America has lost a remarkable representative, the State Department has lost one of its most effective diplomats and I have lost a friend," she said.