Tevi Troy is a presidential historian and former White House aide. His latest book is Shall We Wake the President? Two Centuries of Disaster Management from the Oval Office.
A new online course illuminates how Jewish teachings, combined with the age’s best Enlightenment sensibilities, helped to create and to guide the young republic.
Daily prayer breaks, the proper observance of Shabbat, and other practices focus minds against the lure of smartphones.