"Of Human Action" is the seventh episode of the second season of the science fiction/crime series Fringe, and the 27th episode overall. The episode followed a case involving the apparent kidnapping of the son of a scientist working for biotechnology corporation Massive Dynamic, leading the Fringe team to deal with the repercussions of mind control.The episode was written by the staff-writing team of Glen Whitman and Robert Chiappetta, and was directed by executive producer Joe Chappelle.