Dún Laoghaire Institute of Art, Design and Technology (Irish: Institiúid Ealaíona, Dearadh agus Teicneolaíochta Dhún Laoghaire), more commonly known as IADT Dún Laoghaire or simply IADT is an institute of technology with a focus on art and design located in Deansgrange near Dún Laoghaire, Ireland. It was established in 1997 and incorporated the former Dún Laoghaire College of Art and Design as its School of Creative Arts. The institution has an emphasis on creative arts and media with the National Film School (NFS) located on campus. The college offers programmes in entrepreneurship, arts and humanities, business, arts management, psychology/cyberpsychology, computing and digital media technology.

Emphasis is placed on the convergence of the arts, technology and enterprise. A flagship campus incubation centre called Media Cube supports the graduate enterprise development programme and accommodates start-up business in the media and digital media sectors.

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