Reviewing Pederick’s 1997 Framework for Scientific Appraisal Cranial adjusting has long occupied a debated space within chiropractic and osteopathic practice. In 1997, Frank O. Pederick published a thoughtful analysis in Chiropractic Technique titled “A Kaminski-type Evaluation of Cranial Adjusting.” Rather than simply defending cranial techniques, Pederick applied an evaluative model — often attributed to Kaminski’s framework for assessing chiropractic methods — to systemat