Really looking forward seeing my friends at YILC!

Lectures in Jewish History and Thought. No hard questions, please.





Some background to my wife’s altruistic kidney donation two years ago on Erev Yom Kippur. You can help! Click here to support kidney donation through Renewal.

Some historical thoughts on recent usage of the word “pogrom” to describe the current situation in some Israeli cities. Thanks to JTA Editors Philissa Cramer and Andrew Silow-Carroll for shaping the article.

Two brief discussions of the history of women in the Medieval period, 12 pm ET (New York Time) with live chat. Join us!

After a brief overview placing the medieval period in historical context, we look more deeply at two especially noxious false charges: the Blood Libel and Desecration of the Host.

A look at the role of Jews in the medieval European economy, with emphasis on trade and finance. Premiering today at 1pm ET (New York Time) with live chat.

Please join us this Sunday for an outdoor gathering honoring our community’s heroic kidney donors.

After a discussion of Jewish communal structure in the medieval era, we will look at the devastation of the First Crusade and the Rhineland Massacres of 1096, follow up with some thoughts on the long-term impact on Ashkenazi Culture. Premiering today at 1 pm.
Yikes! This interview started out with a lot more personal material than I intended, but I had a lot of fun speaking with my colleague and friend Dr. Michael Chighel, Dean of Ashkenazium Jewish History MA in Budapest. Enjoy in good health!

Here’s the latest videos from the Jewish History Lab series.

Brief review of the troubled journey of Rabbi Moshe Hayim Luzzatto, a brilliant young scholar of the 18th century who was persecuted by opponents and hounded across Europe before finding his way to the more tolerant intellectual climate of Amsterdam.

//embed.chabad.org/multimedia/mediaplayer/embedded/embed.js.asp?aid=5035317&width=auto&height=auto&HideVideoInfo=false “Truth will Sprout from the Earth: Gutenberg, the Internet, and the New Uncertainty Principle.” Presentation at the XIII International Torah and Science Conference, Miami. Introductory remarks by Dr. Nathan Katz.

Runaway Yeshiva Bochur’s Work May Aid COVID Research The Jewish Star (March 24, 2021) Shortly after emigrating to Israel in 1901, this Telz-educated orphaned son of a rosh yeshiva earned an unlikely nickname: “the crazy fly-catcher.” Israel Aharoni’s odyssey into the world of middle eastern zoology, long recognized in the scientific world with over 30…


The Fourth Level: Remember the Family “In the Same Boat (Remember We are Family),” illustration of Level 4 by Rebecca Odessa, Courtesy The Wisdom Daily The Fourth Level: Remember the Family Translator’s Introduction The Fourth Level of Mercy calls attention to the fundamental connectedness of humanity. The Jewish people in particular maintain a strong familial…

The Third Level: Take Care of it Personally “Part of the Process (Take Care of it Personally),” illustration of Level 3 by Rebecca Odessa, Courtesy The Wisdom Daily The Third Level: Take Care of It Personally Translator’s Introduction The Third Level of Mercy addresses the personal role that God plays in the process of forgiveness. Rather…

The Second Level: Let it Go for Now “Whose K’tegors are These? (Let it Go)” Illustration of Level 2 by Rebecca Odessa, Courtesy The Wisdom Daily The Second Level: Let it Go for Now The second of the Thirteen Levels, “Who Bears Sin,” describes a degree of mercy that is even more profound than…

The First Level: The King who Endures Insult “The Insulted King,” illustration of Level 1 by Rebecca Odessa, Courtesy The Wisdom Daily Translator’s Introduction Rabbi Cordovero’s discussion of the Thirteen Levels of Mercy begins with an awesome depiction of human sin from God’s perspective. Given that all power in the Universe has God at…

Please visit https://www.smashwords.com/books/view/464044 and enter coupon code YT52E (Expires October 19, 2014). Please click here for excepts and supporting videos.
New for the Season of Repentance: a translation and modern commentary on Rabbi Moshe Cordovero’s classic of Jewish ethics, the Date Palm of Devorah (Tomer Devorah). Learn the Thirteen Levels of Mercy and discover how to forgive others (and yourself). Please visit http://www.jewishhistorylectures.org and click on “The Kabbalah of Forgiveness” for excerpts and videos. Publication date:…

Rabbi Samson Raphael Hirsch (1808-1888) articulated a strategy to allow Jews their traditional observances while participating actively in the modern world. Criticized from both the left and the right, his thought remains highly influential into the 21st century.

Founder of the famous Yeshiva of Volozhin, Rabbi Hayim ben Yitshad was one of the most influential proponents of traditional Talmudic study of the early 19th century. The author of Nefesh haHayim, he articulated a cogent response to the growing Hasidic movement.

In 1240 Nicholas Donin, a Jewish convert to Christianity, engaged in a public debate with his former teacher, Rabbi Yechiel of Paris. Donin charged that the Talmud was a noxious document that prevented the Jews from embracing Christianity, and brought a total of 35 distinct accusations against this ancient holy text. Ultimately, 24 carriage loads…

Jerusalem Day (Yom Yerushalayim) celebrates the unification of Jerusalem in the context of the Six-Day War of June 1967. This dramatic military achievement represented a victory that was both political and symbolic, giving Jews control over the the Old City and the Temple Mount after nearly 2000 years of exile.

Alexander has done well with his fundraising efforts to participate in the Boys Israel Leadership Training (BILT) program run by the National Council of Synagogue Youth. He’s already raised $858 toward his goal of $3,000! To all of you who participated, thanks very much. If you haven’t yet had a chance, please do so quickly,…

Rabbi Moshe Isserles was an exceptionally important Polish Jew of the 16th century. His commentary on the Code of Jewish Law brought Sephardic and Ashkenazic Jewry together to an unprecedented degree, and established the ascendancy of Polish Jewry over the older German community.