Professor Rasmussen is the co-editor of The Shakespeare First Folio: A Descriptive Catalogue and numerous acclaimed editions of Shakespeare's plays, including the widely used RSC Shakespeare. His scholarship has helped transform our understanding of early modern theater and the preservation of Shakespeare's legacy.

In 2014, Professor Rasmussen made international headlines when he identified a previously unknown copy of Shakespeare's First Folio at the public library in Saint-Omer, France. The remarkable discovery has often been compared to a real-life literary mystery.

In this episode of Curtains Up! A Historical Perspective on Drama, Professor Rasmussen shares the fascinating story behind the Saint-Omer First Folio, explains why the First Folio remains one of the most important books in literary history, and discusses how Shakespeare's works have survived for more than four centuries.