Gymnázium Olomouc-Hejčín: Goodbye, Brock. We had a good time. In the beginning of the school year 2011/12 we could welcome Brock Dishop as a new Maths teacher at the Hejčín Grammar School in Olomouc. He was... 1. 9. 2012 ▪ 5 min. čtení