Hello everyone! Please visit this site for my translation of Rabbi Moshe Cordovero’s classic Tomer Devorah (The Kabbalah of Forgiveness), a text often studied at precisely this time of year as we strive to improve our relationships with each other, with G-d, and with ourselves. The site also features a series of brief videos on each…

The Jews of the Danube Fall 2018 Lecture Series From its headwaters in Germany’s Black Forest to its final destination in the Black Sea, the Danube River flows through ten countries and over ten centuries of Jewish history. Great cities like Vienna and Budapest punctuate its course through East-Central Europe, the cradle of much of…

The invisible yet palpable echo of the crypto-Jewish tradition resonates through Portugal like the far side of a conversation faintly overheard in another person’s cell phone. A rush of sibilants or an exclamation of laughter confirms the reality of the distant interlocutor, even though we do not see her before us. The history of Portugal’s…

Join me in this global effort to prepare for Rosh Hashanah and Yom Kippur this year!

Hasidim of the Aish Kodesh should take note: this is likely the face of one of the murderers of Rabbi Kalonymus Kalmish Shapira hy”d. Jakiw Palij, a longtime resident of Queens, New York, was recently extradited to Germany for filing false information while immigrating to the United States after World War II. Palij served as…

Hello students, friends and colleagues– We still have a few hours before the onset of Shabbat and the possible arrival of Mashiach, but if we have to make it through another Tisha B’Av– If you are in Fort Lee, NJ Sunday morning or Crown Heights, Brooklyn Sunday afternoon, please join me for presentations on the…

Thanks to Ben Rothke for this kind review of Torah from the Years of Wrath in this week’s Jewish Link of New Jersey. I am very grateful to be a part of the community that values and spreads the teachings of the Piaseczno Rebbe; nice to see positive reviews! Keeping the Faith By Ben Rothke…

  Hello everyone– My father’s yortsayt is coming up next week, and as in previous years I hope to begin another cycle of study of Maimonides on Teshuvah. Please visit the Maimonides on Teshuvah page page to learn more about how to participate in this free, Global Study of Maimonides program. Posts will also appear…

Their screams suffuse the entire universe, and yet the universe does not revert to primordial waters. It continues to exist as if completely unaffected, Heaven forbid.

It was about this time of year, five hundred years ago, when we were refugees seeking asylum in Portugal. Then they seized our children. If we don’t care about what has been happening to migrant families today—shame on us.

Hoping that Moshiach will arrive before July 22. If not, then this is a great time to listen to the insights of Rabbi Zev Goldberg on the traditional Kinot. I’ll provide historical context. We did this last year and it was really meaningful. Hopefully this is the last Tisha B’Av we will have to mark…

Are you in the Five Towns over Shavuot? Please join us at the Young Israel of Lawrence-Cedarhurst for a remarkable series of classes in Jewish history! We’re starting at midnight and learning all night till dawn prayers. In keeping with our theme this year of “Transformation: Personal, Communal, Global,” I’ve chosen to look at the…

The final Ashkenazium lecture is now online! With this lecture, the online course A Thousand Years of Ashkenaz is now complete! Twelve Modules and 56 lessons in length (mostly videos). Enjoy in good health! Chapter Six of The Jewish People: A History Now Online! Over 200 pages of draft text are now available to students…

Formally emancipated in 1790-91, the rights of Jews as citizens were challenged a decade later. In his typically grandiose fashion, Napoleon addressed the question by reconvening the ancient Great Sanhedrin and asked the Jews of France twelve basic questions. The Holocaust in Ashkenaz Part 11 of The Ashkenazium Lectures, premieres today at 12:00 noon ET.…

Proud to work with Unpacked on this brief yet sophisticated discussion of a complex topic. New Draft Chapter in Biblical Jewish History now Online Very pleased to be receiving comments on the draft chapters in my forthcoming book with Koren Publishers! Students registered in the Biblical Jewish History course are welcome to read and critique.…

My friends, it’s almost Shabbos. Will you participate? Inscribe your name in the Book of Life by joining the list of donors to Renewal. Your contribution, large or small, will help them find a kidney for someone in desperate need. We can’t all be heroic altruistic kidney donors. But we can certainly be altruistic dollar…

900 years later, a document from the Cairo Geniza describes the tragic story of a French convert to Judaism during the Crusades Three years ago, my wife donated a kidney. Here’s why. Three years ago, on erev Yom Kippur, my wife Ilana donated a kidney to a total stranger. Although she literally gave someone the…

Here’s your opportunity to get an advance look at the first volume of my forthcoming The Jewish People: A History. Dear fellow students of Jewish History! I am in the last few months of producing the manuscript of volume one of my forthcoming book, The Jewish People: A History. I’ve been trying an experiment in…

Official languages of the seminar are Ukrainian and English, with simultaneous translation. The conference is open to the public. Here is a brief translation of the program with the full details in Ukrainian below. Petliura and “The Petliura Affair:” De(constructing) an Imperial Myth Friday, April 29, 2022, 10:00am-1:00pm ET Via Zoom: http://www.bit.ly/HREC-Petliura. Zoom address: 874…

Professor Norman Golb’s amazing, old-school discovery in the British Library collection of Geniza documents. The Sabbatean Episode (The Ashkenazium Lectures Part VI) New Chapters appearing in Biblical Jewish History Course

Wishing you all a redemptive Passover season.

“My parents went to Mt. Ebal and all I got was this lousy lead curse tablet.” This video is part of the Biblical Jewish History online course (click here for information and registration). Judaism in Medieval Ashkenaz (The Ashkenazium Lectures Part 3) Passover Thoughts on Jewish History and the Situation in Ukraine Lecture delivered as…

The History of the Jews of Ukraine in the Context of the Current Crisis The Social and Economic Foundations of Medieval Ashkenaz Premiering today at 11:00 am EDT (New York Time). Join us for a live chat (58m). Online Courses