John Bollinger is a renowned American financial analyst and the creator of Bollinger Bands, a widely used technical analysis tool. Born in 1950 in Montclair, New Jersey, Bollinger studied economics and finance at the University of California, Los Angeles, where he received his Bachelor's and Master's degrees.

After graduation, Bollinger worked as a technical analyst and market strategist for various financial institutions, including the likes of Morgan Stanley and Fidelity Investments. In 1983, he founded Bollinger Capital Management, a firm that provides investment management and financial research services.

Bollinger Bands, one of his most famous contributions to the financial industry, were introduced in the 1980s. They are a technical analysis tool used to measure market volatility and indicate potential price trends. The bands are created by plotting two standard deviations above and below a moving average of the market price. The closer the price is to the upper band, the more overbought the market is, while the closer the price is to the lower band, the more oversold the market is.

In addition to his work with Bollinger Bands, Bollinger has also written several books on technical analysis and market trading, including "Bollinger on Bollinger Bands" and "Capital Growth Letter." He is a frequent speaker at financial conferences and has been featured in numerous financial publications and media outlets.

Overall, John Bollinger is a respected figure in the financial industry, known for his contributions to technical analysis and his innovative approach to market research and trading.