Really looking forward to meeting this community!

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




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……

Really thrilled to be part of the inaugural visiting faculty of the Ashkenazium! Please check out this introductory video that beautifully captures the historic “vibe” of the school and its Dean, Dr. Michael Chigel.

A brief overview of the history of Jewish life in Egypt. After looking briefly at the Exodus itself, we look at some major population centers in Elephantine, Alexandria, and Cairo, to the present day. To avoid any possible confusion: this lecture does not argue for continuity between the Jewish population described in the account of……

A brief look at the social and economic background of the post-Talmudic era in Baghdad, with an important digression into the 8th-10th century revolution in information technology that helped propel the authority and influence of the Geonim. The following video will look at the early history of North Africa, an area influenced by their scholarship……


The Thirteenth Level: The Moment of Innocence “The Moment of Innocence,” illustration of Level 13 by Rebecca Odessa, Courtesy The Wisdom Daily The Thirteenth Level: The Moment of Innocence Translator’s Introduction The Thirteenth and final Level of mercy carries an absolute guarantee: one who masters this level can forgive anyone. The Thirteenth Level renders all……

The Twelfth Level: Remember Where They Came From “Family Tree (Remember Where They Came From),” illustration of Level 12 by Rebecca Odessa, Courtesy The Wisdom Daily The Twelfth Level: Remember Where They Came From Translator’s Introduction The final element of the triad is Level Twelve. In Level Ten we……

The Eleventh Level: Do More for Those Who Do More “Serve and Protect (Do More for Those Who Do More),” illustration of Level 11 by Rebecca Odessa, Courtesy The Wisdom Daily The Eleventh Level: Do More for Those Who Do More Translator’s Introduction The second part of the triad of Levels Ten, Eleven and Twelve……

The Tenth Level: Do the Right Thing Anyway “The Hook (Do the Right Thing Anyway),” illustration of Level 10 by Rebecca Odessa, Courtesy The Wisdom Daily The Tenth Level: Do the Right Thing Anyway Translator’s Introduction The Tenth, Eleventh and Twelfth Levels together comprise a triad of strategies for forgiving others, particularly people with whom……

The Ninth Level: Bury the Past “The Scapegoat (Bury the Past),” illustration of Level 9 by Rebecca Odessa, Courtesy The Wisdom Daily The Ninth Level: Bury the Past Translator’s Introduction The Ninth Level of Mercy addresses a principal common to both Kabbalah and physics: energy never dissipates of its own accord; rather it is redirected……

The Eighth Level: Maintain a Core of Love “Maintain a Core of Love,” illustration of Level 8 by Rebecca Odessa, Courtesy The Wisdom Daily The Eighth Level: Maintain a Core of Love Rabbi Cordovero expands upon the metaphysics of forgiveness in the Eighth Level. God preserves a core region of positive regard for every human……

The Seventh Level: A Knot is Stronger “Building a Fence (A Knot is Stronger),” Illustration of Level 7 by Rebecca Odessa, Courtesy The Wisdom Daily The Seventh Level: A Knot is Stronger Translator’s Introduction Rabbi Cordovero begins the Seventh Level of Mercy with a well-known teaching from the Talmud (Berakhot 34b): “in a place where penitents……

The Sixth Level: Who Makes Your Lunch? “Who Makes Your Lunch?” illustration of Level 6 by Rebecca Odessa, Courtesy The Wisdom Daily The Sixth Level: Who Makes Your Lunch? Translator’s Introduction The Sixth Level begins with a deeply mystical passage in Ezekiel, set in the years immediately prior to the 6th century BCE destruction of……

The Fifth Level: Release the Anger “Release the Anger,” illustration of Level 5 by Rebecca Odessa, Courtesy The Wisdom Daily The Fifth Level: Release the Anger Translator’s Introduction The prophet Zechariah portrays God as a shepherd with two staffs: one is called “pleasantness” (נאם) and the other is called “woundings” (חובלים). In his commentary on Date……

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……


