Perhaps no strategic planning model has generated the controversy that PIMS has. Although some of the critics' charges may be justified, the authors find that the model is still valid and extremely valuable.

The thoughtful responses by McCabe and Chussil to a previously published article entitled “PIMS: Fact or Folklore?” by Lubatkin and Pitts have intensified the controversy that surrounds the PIMS program. At issue is the claim of the Strategic Planning Institute (SPI) that it has uncovered...