A syntactician is a linguist who specializes in the study of syntax, which is the set of rules that govern the structure of sentences in a language. They analyze how words combine to form phrases and sentences, exploring patterns and relationships between different elements. This field helps us understand how meaning is constructed in communication. Syntacticians often use various theoretical frameworks, such as Generative Grammar or Dependency Grammar, to explain sentence structure. Their work can contribute to fields like computational linguistics, language education, and language acquisition, providing insights into how people understand and produce language.