Larry Williams has been a trader and market researcher since the mid-1960s. He is the author of numerous books and a speaker at major investment conferences throughout the world. Currently, his time is spent in full-time trading and research. Mr. Williams has created numerous market indicators including Williams % R, the ultimate oscillator, COT indicators, POIVI (a combination of price, open interest, and volume accumulation indicators), synthetic VIX indexes that have applications for all markets, and pioneered the use of the Kelly ratio for money management.