Perednik pursued Talmudic studies first under Rabbi Theodore Friedmann, and then at the Dvar Yerushalayim Yeshiva. He was married in 1985 to Ruth Kestenbaum, an educational psychologist from London, with whom he has five children. Perednik’s novel "Achitophel", a fantasy on suicide, was published in 1988, and it received the "Literary International Prize Fernando Jeno" of Mexico. That year he was invited to lecture for one month in Los Angeles by the Sephardic Educational Center, and since then he has lectured in 100 cities in more than 50 countries. In 1989, his two-volume book "I am a Hebrew" was published. The following year. the Hebrew University appointed him as head of the Four-Year, Freshman and Preparatory Programs, where he lectured for many years. During the 1990s, he was director of the "Institute Youth Leaders from Abroad". His essay on Judaism and Ecology was published in 1990, and received the "Keren Kayemet Prize", and in 1992 his novel "Lemech" was published in Tel Aviv, a fictional history of WWII with Freud, Bertha Pappenheim, and Eduard Hanslick as main protagonists. At the Institute for Youth Leaders Perednik created a course on Judeophobia, which he taught in several languages and was published as a book in many editions. He taught a full course on Judeophobia at several universities in Israel, Spain, and Latin America. In 2004 he published in Barcelona "Spain Derailed", with a prologue by Pilar Rahola, about Islamic terrorism and the inadequate response of the West. Since 2004, Perednik has given courses at the ORT Uruguay University on the Jewish contribution to civilization, about which he published three books. In 2008, Perednik created an exhibition on the subject, which was presented in main venues in Argentina. His novel "Darwin’s Silence" was published in 2007, and it was analyzed in a doctoral thesis for the University of Stockholm, Sweden. In 2009, his book "To Kill Without a Trace" was published, about the Iranian terror attacks in Argentina. The book was presented in a number of cities in Israel, Argentina, and Latin America. That year, Pablo Besaron published "La conspiración", on Argentine literature, which includes a chapter on Perednik’s novels. In 2010, a course on Perednik's novels was given at the Asociacion Argentina de Cultura Inglesa.