Free speech research focuses on the examination of the rights and limitations of freedom of expression, as outlined in various national and international legal frameworks. This area of research explores the ethical, legal, social, and political implications of free speech, including issues such as hate speech, censorship, propaganda, disinformation, and the impact of technology on freedom of expression. Researchers in this field often analyze case studies, conduct surveys, and engage in theoretical debates to better understand the complexities of free speech in modern societies.