The phrase "able to convince a" is correct and usable in written English.
It can be used when discussing someone's capability to persuade or influence someone or something.
Example: "She is able to convince a skeptical audience with her compelling arguments."
Alternatives: "capable of persuading a" or "able to sway a".
But the charismatic Mr. Kerr was indeed able to convince a distiller to make a tequila the way he wanted it.
The result shows the shopping centre giant was able to convince a number of WRT investors who voted against the restructure in an abandoned poll last month.
The Web stream is already supported by donations, but the station must "be able to convince a much higher percentage of its listeners to continue to donate to keep it going," he said.
"It remains to be seen whether the Securities and Exchange Commission will be able to convince a jury that defendants' statements were indeed misleading and material," Judge Walter said in his decision.
By recasting Marxist thought in the idiom of the dominant intellectual paradigm of structuralism, he was able to convince a new generation of intellectuals in France and abroad of Marxism's continued relevance.
While in Mexico, he was able to convince a curandera (female shaman) to preside over a ritual that employed the compounds he had isolated from the Psilocybe mushrooms, which grew naturally in the area.
Do you feel like you could potentially be able to convince an entire industry like Wall Street or more to change their methodology of thinking?
You also need to face up to the fact that you may not be able to convince an employer to put a value on your experience in other fields--in other words you are likely to be looking at the same starting salary as other entrants, even though you may make a better, earlier contribution to the company.
Louise was someone Hepburn might have played, if Hepburn had ever been able to convince as a mother: when the Tracys' first child, John, was born deaf, in 1924, Louise devoted herself to teaching him to speak and live normally.
By extending control over its supply train, De Beers intends to be better able to convince consumers that a diamond sold under the De Beers name is worth more than other diamonds.
During the session, Morrow was often able to convince C. W. Burton, a Democratic senator from Grant County, to support Republican proposals.
