Tireless promoter of politician conservatism who was the publisher of National Review magazine for nearly three decades.
He joined the National Review when it was still a fledgeling publication dominated by larger liberal ones and constantly losing money.
A prolific writer, he had countless published articles and columns along with five books.
He was born in Chicago, Illinois. His father, Evan Rusher, was a businessman and an active Republican.
He was one of the three men who launched Barry Goldwater's 1964 Republican nomination, beginning a transformation of the Republican party.