The Copenhagen Institute of Interaction Design (CIID) is a postgraduate school and consultancy based in Bergamo, Italy and San Jose, Costa Rica, which focuses on the domain of interaction design.

The Copenhagen Institute of Interaction Design was launched in 2007[1] and in 2008, completed its Pilot Year programme in an attempt to establish a full-time Masters course in the field.

[2] The Pilot Year was awarded financial funding by The Enterprise and Construction Authority (EBST), the Danish Ministry of Culture, Novo Nordisk and the JL Foundation.

The course is headed by Simona Maschi, and its board and faculty include people such as Gillian Crampton Smith and Bill Verplank.

Today, CIID offers both summer school courses and its yearlong graduate programme from a location in San Jose, Costa Rica.