Blasting Away – Shofar
When is a shofar not a ram’s horn, and when can it be heard besides this time of year? The answer lies in Djerba and Yemen Ari Greenspan and Ari Z. Zivotofsky Reverberating throughout Elul...
Dr. Ari Greenspan A dentist who enjoys combining halakha with history, Greenspan is also a mohel, shohet, and cofounder of Ptil Tekhelet, which produces blue tzitzit threads using dye made from Murex shells ; Dr. Ari Z. Zivotofsky Associate professor of science, Jewish law, and education at Bar-Ilan University, Zivotofsky completed his doctorate in biomedical engineering and researches the kosher status of unusual animals