Professor Otto Elsner is one of the more important, yet relatively unknown, figures in the modern story of Techeiles. Most people who have heard his name know him for the experiments showing how dye from the Murex could be made blue rather than purple, but his involvement with Techeiles appears to have begun somewhere rather…
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From https://en.wikipedia.org/wiki/Chaim_Kanievsky Shemaryahu Yosef Chaim Kanievsky (Hebrew: שמריהו יוסף חיים קַניֶבסקִי; January 8, 1928 – March 18, 2022) was an Israeli Haredi rabbi and posek.[2] He was a leading authority in Haredi Jewish society on legal and ethical practice.[3][4][5][6] Known as the Gadol HaDor (“greatest of his generation”)[7] and the “Prince of Torah”, much of…
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From https://jewishlink.news/rabbi-seth-mandel-zt-l/: By Micha Berger | June 1, 2023 It is ironic that right after you lose someone, something comes up that makes you realize how much you relied on them. For example: For some 44 years I had a rebbe-chaver, a combination of mentor and friend, in Rabbi Dr. Seth Mandel, zt”l. Rabbi Mandel…
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Dr. Mendel Singer has written that while he’s descended from Radzyner Chassidim, he’s not a “Radzyner Chassid” and wishes he could have that distinction. From Case Western’s site: Mendel E. Singer, PhD, MPH Email: mendel@case.edu Phone: 216.368.1951 Associate Professor Emeritus, Department of Population & Quantitative Health Sciences, School of Medicine Dr. Mendel E. Singer played a…
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From Wikipedia: Yechiel Yitzchok Perr (1935[1]– May 3,[2] 2024) was an American rabbi. He was the founder and rosh yeshiva of Yeshiva Derech Ayson (Yeshiva of Far Rockaway) in Far Rockaway, New York. Biography Yechiel Yitzchak Perr was born and raised in South Ozone Park, Queens, where his father, Menachem Mendel Perr served as a…
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Dr. Shaul Kaplan is an Israeli marine biologist and one of the more unusual figures in the modern history of the search for the Chilazon. He studied at Bar-Ilan University and worked at the Israel Oceanographic and Limnological Research institute. A resident of Rehovot, Kaplan became deeply involved in the Techeiles question after becoming religious…
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Abraham ben David Portaleone (Hebrew: אברהם בן דוד פורטלאונה), also known in Hebrew as Abraham ha-Rofe (“Abraham the Physician”) and Abraham mi-Sha’ar Aryeh, was an Italian Jewish physician, Torah scholar, author, and polymath of Renaissance Mantua. He was born in Mantua on March 18, 1542—1 Nisan 5302—and died there on July 29, 1612, at the…
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Yehuda Davis was born and raised in London, UK, and educated at Pardes House Primary and High School. He went on to study at Yeshivas Shaarei Torah in Manchester, before continuing his learning at Yeshivas Heichal HaTorah in Har Nof, Yerushalayim, under the guidance of Rabbi Tzvi Kushelevsky. He then joined the Mir Yeshivah in…
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From Wikipedia: Enoch Zundel ben Joseph (Hebrew: חנוך זונדל בן יוסף; died 1867) was a Polish Talmudist best known as author of three commentaries on Ein Yaakov, He authored the books “Etz Yosef” (Joseph’s Tree), “Anaf Yosef” (Joseph’s Branch), and “Yad Yosef” (Joseph’s Hand). He also wrote commentaries on Midrash Rabbah, Midrash Tanchuma and others.…
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Nathan ben Jehiel (Hebrew: נתן בן יחיאל מרומי; c. 1035–1106) was a Roman-Jewish lexicographer, the author of the Arukh, a foundational dictionary of rabbinic literature and the first work to systematically treat Jewish Babylonian Aramaic. He is conventionally known simply as “the Arukh,” after his book. Family and Background Nathan came from one of the…
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