The phrase "also a pillar of" is correct and usable in written English.
It can be used to indicate that something is an important or fundamental part of a larger concept or system.
Example: "Education is also a pillar of a successful society, alongside healthcare and economic stability."
Alternatives: "also a cornerstone of" or "also a foundation of".
He was also a pillar of the economy.
Many business leaders, also a pillar of the old government, retained their wealth and influence.
Newt Gingrich's troops assaulted not just Lyndon Johnson's Great Society but also a pillar of FDR's New Deal, the welfare system.Mr Bush's track-record has been very different.
The aid program is also a pillar of the 1979 peace treaty between Egypt and Israel, and Israeli officials have urged the United States not to suspend it.
Herb was also a pillar of the Salem Jewish Congregation (Temple Beth Sholom), serving as president and trustee for many years.
An internationalist, he was also a pillar of Balliol College and he knew that Oxford constellation of men and women of serious scholarship - Christopher Hill, Isaiah Berlin and of course Dorothy.
He also challenged a pillar of Mr. Giuliani's candidacy, his electability, arguing that the former mayor's views on social issues would make it impossible for him to rally Republicans in the November 2008 election.
The city has also been a pillar of the so-called Texas miracle in education, whose emphasis on grading school performance became the model for the rest of the country under the federal No Child Left Behind Act.
But the ability to monitor rainfall data during the growing season using ENACTS has also been a pillar of the R4 project, and one of the most practical uses of the ENACTS Maproom by insurers is to compare ENACTS data with rain gauges recently installed in villages.
In his view the nostalgia business not only supports tourism — all those camera-toting hordes of travelers, snapping pictures of old buildings — but has also become a pillar of English self-esteem: "For a generation now," he writes, the English "have gone from making history to curating it," looking backward not forward, dwelling in the past rather than "the salted present".
Diffusion-weighted imaging (DWI) has revolutionised stroke imaging since its introduction in the mid-1980s, and it has also become a pillar of current neuroimaging.
