The term "leading center" is correct and can be used in written English.
For example, "My university is one of the leading centers of learning in the country."
What is more, in this, it has the chance to be the world's leading center.
The Eliava Institute, as it became known, became the world's leading center of therapeutic phage research.
Yale's holdings in American silver have made it a leading center of scholarly study.
Now it is coming to the fore again as a leading center in the global photo art market.
It is in an industrial area that was once the leading center of carpet manufacturing in the United States.
To cite a specific example, withdrawal from the E.U. could imperil London's status as the leading center of global finance.
During World War II, Wiener was a professor of mathematics at the Massachusetts Institute of Technology, a leading center of military-related research.
When Thrun first arrived in the United States, in 1995, he took a job at the country's leading center for driverless-car research: Carnegie Mellon University.
Adherents of the leading center-left party in the United States are known as Democrats.
"Italy has big problems," said Francesco Rutelli, a leading center-left member of Parliament.
Ultimately, Mr. Sarkozy backed away from a number of planned changes, said Françoise Fressoz, an editorial writer for Le Monde, the leading center-left French newspaper.
