Logician
A logician is a person who specializes in the study of formal logic, which involves reasoning, argumentation, and the principles of valid inference. Logicians are skilled in analyzing and evaluating arguments for their logical coherence and soundness, as well as identifying fallacies and errors in reasoning. They often work in fields such as philosophy, mathematics, computer science, and linguistics, applying their expertise in logic to solve complex problems and advance knowledge in their respective disciplines.