 Occupational science has the capacity to provide insight into the primary modality of occupational therapy (occupation) through studying the consequences of participation in occupation and its therapeutic benefits.Reciprocally, occupational therapy research may provide insights into how human agency and the factors influencing it change under conditions of illness, disability or therapeutic intervention.Additional viewpoints about these relationships may be found in documents describing relationships between occupational science and occupational therapy that have been published by the World Federation of Occupational Therapists (WFOT) and the Society for the Study of Occupation in the United States (SSO