 The majority of the teachers at ISD are hired overseas, primarily from the US, Canada, and the UK.The 19-acre campus includes 3 libraries/media centers, a 400-seat theater, 3 cafeterias, 7 science labs, a design technology center, outdoor learning centers, dance and music rooms, 2 gyms, functional fitness center and sports fields.ISD began in 1968 as the American International School of Düsseldorf (AISD), an English language school to meet the needs of expatriate families.