Psychologists are being increasingly sought for expertise in the area of pa
in, yet many do not understand the full scope of practice. The cur-rent art
icle describes the unique contributions of the psychologist to the understa
nding of the multifactorial nature of pain. This includes the assessment of
preexisting or secondary psychological factors associated with chronic pai
n and the evidence-based psychological treatment of pain conditions. By fol
lowing the recommendations outlined in this article, the pain psychologist
can position him- or herself to take a positive leadership role in the comp
rehensive delivery of care to the pain patient.