The art of Martin Baer, George Baer

This chapter deals with the Dehn–Nielsen–Baer theorem, one of the most beautiful connections between topology and algebra in the mapping class group. It begins by defining the obje...

Henry George (1839–1897) rose to fame as a social reformer and economist amid the industrial and intellectual turbulence of the late nineteenth century. His best-selling Progress a...

In the twenty-first century, American popular culture increasingly makes visible the performance of African spirituality by black women. Disney’s Princess and the Frog and Pirates ...