In the wake of a pandemic and amidst deep partisan divisions and a looming budgetary crisis, Calvin Coolidge faced monumental challenges when he assumed the presidency following the abrupt death of his predecessor Warren G. Harding in 1923. From the Boston Police Strike to the rapid social and economic changes of the Roaring Twenties, Coolidge’s political career spanned and was marked by continuous upheaval in American life. In conversation with David M. Rubenstein, Amity Shlaes explores the personal and political characteristics that define Coolidge’s career and legacy.