Gilbert Sigaux was an editor, critic, author, and professor. He edited over one hundred literary and dramatic texts for publication and served as literary editor and consultant for several French publishing companies. His prefaces, critical notes, and other editorial additions appear in works by authors and playwrights of French, U.S., British, Russian, and other national origin. He collaborated on anthologies, composed entries for reference works, contributed articles to journals and newspapers, wrote essays, and published four novels. He also participated in radio programs and gave lectures on literary, theatrical, and cultural subjects. Finally, as a professor, Gilbert Sigaux taught French literature, theater, poetry, criticism, and theater history both in France and abroad.