 Complete the following phrase:  Kirkwood was a member of the Ireland team that were silver medallists at the 1978 EuroHockey Junior Championship. Other members of the team included Martin Sloan, Billy McConnell and Stephen Martin. He made his senior debut for Ireland at the age of 18 in 1981. He subsequently represented Ireland at the 1987, 1991 and 1995 Mens EuroHockey Nations Championships. He also represented Ireland at the 