Last week, Rabbi Barry Dov Katz practiced blowing a traditional shofar made from a ram’s horn ahead of Rosh Hashanah, the Jewish New Year, which begins at sundown on Sept. 24. Rabbi Katz was recently named one ‘15 American Rabbis You Haven’t Heard Of, But Should’ by ‘Tablet’ magazine. It credited him with leading a ‘renaissance’ at the Conservative Synagogue Adath Israel of Riverdale