Wednesdays 9:00 PM on CBS   by at .  To many, Matthew Grab
Gubler has changed the face of fictional nerds, thanks to his
portrayal of the brilliant and fascinating Dr. Spencer Reid on
Criminal Minds.  With the actor on board to direct tonight's
episode, "The Lesson," TV Fanatic chatted with him about the
psychology of the series, his unauthorized documentary and much
more...   Is it difficult to switch back and forth between
acting and directing? It is sort of difficult. And this one in
particular involves a large story line. It's tough in the sense
that, when I'm directing I'm working from 100% of my brain, but
when I'm acting I'm working from my heart.  What was your
favorite part of directing the "The Lesson?" Every moment of it
is a highlight, but there's something in the episode that's sort
of a surprise.  We'll call it a dance number. It's a dance
unlike anything you've ever seen and I'm beyond proud of it. A
lullaby dance.  Matthew Gray Gubler for Criminal Minds  I know
Brad Dourif is appearing. Is it