It is considered to be a therapeutic approach, not a school of philosophy.

Tim Sanders flies a lot. Sometimes, he enounters anxious seatmates. Two years ago, he explained in the New York Times that, consistent with Viktor Frankl's theory of logotherapy, which is based on the idea that the most powerful force in our lives is the search for meaning, he can always put such folks at ease by asking them about their trip's purpose. He reports that they are happy to tell him about the purpose for their travel, and that once they've done so, they are no longer anxious.