Language Experts Study the Future of Past Tense Two new studies published Wednesday in the journal Nature explore how languages evolve. Tecumseh Fitch, a professor of psychology at the University of St. Andrews in Scotland, studies the evolution of language and wrote the introduction for the Nature studies.

Language Experts Study the Future of Past Tense

Language Experts Study the Future of Past Tense

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Two new studies published Wednesday in the journal Nature explore how languages evolve.

Tecumseh Fitch, a professor of psychology at the University of St. Andrews in Scotland, studies the evolution of language and wrote the introduction for the Nature studies.

Fitch talks with Robert Siegel.