The Psychological Society of Ireland/ Cumann Síceolaithe Éireann (PSI) is the learned and professional body for psychology and psychologists in the Republic of Ireland.

The Society was established in 1970 by a group of seventeen people.^[3] This was proceeded by consultation and planning that led to the establishment of a single body to represent psychologists throughout Ireland.^[4] It has since grown to about 4,000 people.^[5]

The Society has ten Divisions which represent the interests of members in the key academic/professional disciplines. These are:

• Academics, Teachers and Researchers in Psychology
• Behaviour Analysis
• Clinical Psychology
• Counselling Psychology
• Forensic Psychology
• Health Psychology
• Neuropsychology
• Psychotherapy
• Sport, Exercise and Performance Psychology
• Work and Organisational Psychology^[6]

It also has eight Special Interest Groups to represent more specialised interests. These are:

• Addiction
• Autistic Spectrum Disorders
• Coaching Psychology
• Eating Disorders
• Intellectual Disabilities
• Media, the Arts and Cyberpsychology
• Paediatric Psychology
• Perinatal and Infant Mental Health^[6]

• Irish Journal of Psychology^[7]
• The Irish Psychologist

The Society makes the following awards each year:

• Early Career Psychologists;
• Award for contribution to Research in Psychology;
• Award for contribution to Professional Practice Psychology.^[8]

The following have been Presidents of the Society:^[9]

The PSI has established memoranda of understanding with several other psychological organisations including the American Psychological Association and the British Psychological Society.^[10]