All-source intelligence assessment is the process of analyzing and synthesizing information from a variety of sources to produce comprehensive and accurate intelligence reports. It involves gathering data from multiple disciplines such as human intelligence (HUMINT), signals intelligence (SIGINT), open-source intelligence (OSINT), and others. Analysts evaluate the reliability, relevance and implications of each piece of information, and integrate the various sources to develop a complete intelligence picture. The goal is to inform decision-making by policymakers, military leaders and other consumers of intelligence. All-source assessment requires strong critical thinking, pattern recognition and information synthesis skills to generate objective, timely and actionable intelligence while avoiding bias.