Protocol development and the speci®cation of skills have proved important factors in linking CBT theory and practice

The linkage of skills and process is achieved only vaguely in some models of therapeutic practice. The cognitive tradition has been towards explicitness and speci®city. Carl Rogers, however, led the way by using recordings to explore therapist behaviour:

I remember the excitement of gathering round the tape recorder to listen and learn what happened when such and such an intervention was used. We learnt a lot from that.