Financial theorists are experts who study and develop models to understand how financial markets operate. They analyze various factors, such as investor behavior, market trends, and economic indicators, to create theories that explain how assets are priced and how markets function. Their work helps investors and policymakers make informed decisions. These theorists often use mathematical and statistical tools to test their ideas and validate their theories. Notable financial theorists include Eugene Fama, known for the Efficient Market Hypothesis, and Robert Shiller, who contributed to understanding market volatility. Their research has significantly influenced modern finance and investment strategies.