Peter Bernstein, a renowned and prolific writer about financial investing and risk, died last Friday from pneumonia at the age of 90. He wrote 10 books in all and frequently contributed articles to both scholarly journals and the wider media.
An active proponent of efficient market theory, his books and columns touted the virtues of portfolio diversification. He was also well-known as an economic and financial historian. Among his better-known books were "Against The Gods: The Remarkable Story of Risk" and "Capital Ideas: The Improbable Origins of Modern Wall Street"