The phrase "a central driver" is correct and usable in written English.
It can be used to refer to a primary factor or element that significantly influences or motivates a particular outcome or process.
Example: "In our analysis, we found that customer satisfaction is a central driver of brand loyalty."
Alternatives: "a key factor" or "a primary motivator."
Lending conditions are a central driver of consumer spending, and thus economic growth.
Humanitarian groups have long argued that solitary confinement has devastating psychological effects, but a central driver in the recent shift is economics.
This is why our report calls on the NHS to make supporting staff a central driver of its strategies to improve patient care, productivity and financial performance.
The surge in high school graduation rates — from less than 10 percent of youth in 1900 to 80 percent by 1970 — was a central driver of 20th-century economic growth.
It led to an industrial zone that used to be a central driver of Syria's economy, but is now a wasteland of fallen silos and factories that have been repeatedly crunched with heavy bombs.
A good outcome from this bedlam would be if it forces the government to review its strategy to allow private finance to become a central driver for change in the National Health Service.
Based on this underlying study, the reflective analysis focuses on the various ways in which a researcher's intervention functions as the central driver of an interventionist study.
This Sunday, June 15 , 2014 Colombia will have a new president or a re-elected president and the central driver for voters is how each candidate will deal with the last 50 years of violence.
It feels a little bit like you're the captain of a futuristic space ship when you're plunked in that central driver seat (which is also hydraulic for added comfort).
She explains that location-enabled devices have become so common — and people have become so used to the idea of sharing their location — that the time is ripe for services where location is the central driver of the service, as opposed to an add-on.
The central driver's seat is comfortable, placing the driver behind a nearly horizontal steering wheel.
