Paul I. Yakovlev worked at state institutions for over 25 years, collecting the post-mortem brains of his patients.

The S&P 500's recent 1.4% weekly decline highlights growing market complacency and signals a need for increased caution. Read more about the market here.

Vega neutral offers options traders a way to hedge against changes in implied volatility, reducing risk and enhancing trading strategies for a balanced approach.