John Bollinger developed Bollinger BandsĀ® in the early1980s and since their introduction they have become one of the most widely used technical indicators worldwide. Bollinger Bands earned their popularity because they are so effective in helping traders assess expected price actionāinformation vital to trading profitably. Bollinger Bands can be applied in all the financial markets including equities, forex, commodities, and futures and they can be used in most time frames from very short-term periods, to hourly, daily, weekly or monthly. This is John Bollinger's channel, where you can view videos about Bollinger Bands and his work.