Argument forms are structured ways of presenting reasoning that help determine the validity of an argument. They consist of premises that lead to a conclusion, often following a specific logical pattern. Common argument forms include modus ponens, modus tollens, and disjunctive syllogism, each with its own rules for how premises relate to the conclusion. Understanding argument forms is essential in fields like philosophy, mathematics, and computer science, where clear reasoning is crucial. By analyzing these forms, individuals can identify strong arguments and avoid fallacies, enhancing critical thinking skills and effective communication.