Son of Masha and Anshel was born on August 29, 1962, in Moshav Tzafaria, near Rishon LeZion, where he lived in the moshav, and he loved life and nature and the work in the field. Where he studied at the Ma’alot school in Bnei Brak, where he liked to entertain friends from school, teach them how to drive a tractor, horseback riding, and work in the field. He loved the ball and played soccer, basketball, table tennis, and was a member of Bnei Akiva and the religious sports organization Elitzur. He studied at the Bnei Akiva high school yeshiva in Netanya, where he excelled in his studies, discovered himself as a young man with leadership ability, became interested in the computer profession and read professional literature on this subject, After completing his high school studies, Katriel enlisted in the IDF in August 1980. Served in the Armored Corps, underwent training in basic training, and was trained in the life of the yeshiva’s yeshiva, , Excelled as a sniper and was sent to a squad commanders’ course. In March 1981, he was promoted to the rank of corporal, and was promoted to the rank of sergeant in March 1982. The final ceremony of the course was held in March 1982, and Ktiel was chosen to perform the shooting of the Merkava cannon in front of the audience of guests, “To. Katriel was promoted to the rank of lieutenant colonel and was assigned as platoon commander in the Merkava tank battalion. In his capacity as platoon commander, Katriel served as an adult pain to his soldiers, took care of their needs and was interested in their problems. In preparation for the Peace for Galilee war, the commander of his regiment chose him as an officer to move with a infantry company on a regimental avenue, after the force leading the brigade, and the battalion commander explained his choice in Katriel: “He is serious, understands the matter.” 1982.) The first day of the war, when the battalion advanced near the city of Tzur, Katriel was killed by a sniper when he died at the military cemetery in Kiryat Shaul in Tel Aviv, where he left behind his parents and sister. : “He excelled in peace of mind. His decisions were mature, his behavior exemplary. He never seemed angry. The man just did not shout. He could explain his considerations quietly and logically. It was pleasant talking to him, consulting him. He was kind, generous, always willing to help and distribute what he had. “His family published a book in his memory, and established a scholarship fund to commemorate him, and the Tzafira Ulpana dedicated the reading room in his library. With an active club in memory of the moshavim who fell in Israel’s wars.