Alpha males may rule Wall Street, but women quietly achieve better investing results. : One of the world’s most successful investors is probably a person you’ve never heard of. In fact, she doesn’t even have a Wikipedia page. Geraldine started a financial advice newsletter in the 1960’s under the name “G. Weiss,” so readers wouldn't know she was a woman. Concealing her gender was important to be taken seriously in the financial world back then. Ms. Weiss had a degree from University of California, Berkeley. She demonstrated a strong work ethic. Yet no brokerage firm would even consider her for positions other than secretary.