Clemens William (“Clem”) Pratt 2 July 1936–16 January 2025

This paper is an appreciation of the life and contributions of Dr C. W. (Clem) Pratt, who died in January 2025. He had a 38-year career with the PMG’s Department and its successors, working first on traffic engineering and then expanding his career and interests into computing and operational support systems. He was a Distinguished Fellow of the Telecommunications Society of Australia, having been Vice-Chairman of the National Board for 17 years. He was active in the Statistical Society of Australia, serving as national Chairman for one term. He was a long-term member of the Advisory Council for the International Teletraffic Congresses and an influential educator on teletraffic engineering and related statistical methods.