Psychiatric rehabilitation is an academic concept, research field, and applied methodology dedicated to supporting individuals experiencing serious mental illnesses in achieving recovery, enhancing functional capacity, and promoting full participation and inclusion within their communities. It investigates evidence-based interventions and environmental modifications aimed at skill development, resource acquisition, and overcoming barriers to independent living, employment, education, and social integration, emphasizing person-centered, strengths-based, and recovery-oriented principles to improve quality of life and reduce disability.