[citation needed] In 1950, he graduated from the Juilliard School and settled in the United States, regularly touring internationally as a concert artist.
[citation needed] In the 1960s, Ralph Ginzburg invited him to write for his new publication Eros Magazine, a 1962 quarterly hardbound periodical containing articles and photo-essays on love and sex.
Bar-Illan's contributions included entertaining and well-researched articles such as "The Love Life of Napoleon," "The Unicorn as Phallic Symbol," and "What Mark Twain Reveals About Himself in '1601'."
He also wrote for the Saturday Evening Post, and was a regular opinion contributor to U.S. newspapers, notably as a vocal advocate for Israel and Soviet Jewry.
During this period, he served as the State of Israel's key spokesman with the foreign media, appearing in hundreds of television and radio interviews.