In a seminar for nursing administrators, lectures and group works in which experienced nursing staff were required to have problems with practice of nursing and to exercise theories of nursing were effective for helping the participants develop the problem-solve ability in their practice of nursing.
　　The effects of the seminar were evaluated by qualitatively analyzing the method and contents of learning according to all statements in the reports before the seminar and descriptions of impressions after the seminar by 24participants.
　　The following results were obtained.
　　1. The lectures on “theories of nursing” based on the lecturers' experience in nursing provided the experienced nursing staff opportunities to reflect on their practice and to clarify their problems.
　　2. The following processes were observed in the learning of the problem-solving ability: First step, integration of practice and theories; second step, perceiving through theoretical analysis of cases in the group work; third step, problem-solving and acquisition of effects of learning; fourth step, establishment of the participants' own concepts of nursing and claritication of their future goals.
　　3. The learning method in which reflection on the participants' practice of nursing was linked to theories of nursing was effective for experienced nursing staff to develop the problem-solving ability.