Stuart Walton worked in complete solitude, with not even a secretary to help him manage his fund. "I found that having another opinion in the office was very destabilising," he explained. "If I have someone working for me every day, they may as well be running the money because I’m no longer making my own decisions. And while not everything always has to make perfect sense, it’s important that you make your own decisions."

Then there are the stories of those otherwise successful individuals who suffered when they broke their isolation: Jesse Livermore’s escapades with the "cotton king" Percy Thomas; Nicholas Darvas’s losses after he moved into his brokers’ offices in New York...

BL Premium

This article is reserved for our subscribers.

A subscription helps you enjoy the best of our business content every day along with benefits such as articles from our international business news partners; ProfileData financial data; and digital access to the Sunday Times and Sunday Times Daily.

Already subscribed? Simply sign in below.

Questions or problems? Email or call 0860 52 52 00. Got a subscription voucher? Redeem it now