Bloomberg by Bloomberg, Revised and Updated

Michael Bloomberg rose from middle-class Medford, Massachusetts to become a pioneer of the computer age, mayor of New York, one of the world's most generous philanthropists, and one of America's most respected—and fearless—voices on gun violence, climate change, public health, and other issues. And it all happened after he got fired at the age of 39.

This is his story, told in his own words and in his own candid style.

After working his way through college and graduating from Harvard Busine...