Downton Abbey is just one of the many new works with WWI as a backdrop. We examine our collective fascination with the time period.

World War I is popping up all over the place in new works onscreen and onstage, including the series Downton Abbey, the play and film adaptation of "War Horse," and Tom Stoppard's new "Heroes." Why the World War I fever?

Guest

Jaqueline Winspear Mystery writer and World War I expert