Credibility assessment is a research area that focuses on evaluating the trustworthiness and reliability of information sources, such as individuals, websites, or publications. Researchers in this field develop methods and tools to assess the credibility of sources based on various factors, such as expertise, bias, reputation, accuracy, and transparency. The goal of credibility assessment is to help individuals make informed decisions about the reliability of information they encounter and to prevent the spread of misinformation or fake news.