Rabbi Eliezer Melamed; The writer is Head of Yeshivat Har Bracha and a prolific author on Jewish Law, whose works include the series on Jewish law "Pininei Halacha" and a popular weekly column "Revivim" in the Besheva newspaper; His books "The Laws of Prayer" "The Laws of Passover" and "Nation, Land, Army" are presently being translated into English; Other articles by Rabbi Melamed can be viewed at: www.yhb.org.il/1