Cricket’s DLS architect Steven Stern enlightens Sri Lankans

Prof. Steven Stern explaining the DLS method to Sri Lankans

By Kurulu Koojana Kariyakarawana 

The much talked about fair rain-rule calculations to decide the outcome of cricket matches are based on mathematical and statistical principles no matter how much some may criticise it for complexity and lack of transparency, according to the DLS method custodian Prof. Steven Stern addressing a Sri Lankan audience last week. 

Prof. Stern said it is pleasing to see such a large audience of cricket enthusiasts especially schoolchildren who are playing cricket is taking part in a presentation that would explain how the DLS Method would simply work. 

The local cricketing and academic communities received the knowledge-sharing experience as world-renowned statistician and custodian of the Duckworth–Lewis–Stern (DLS) Method Prof. Steven Stern addressed a special forum held at the BMICH. 

Organized by Sirus Migration and Education in collaboration with Bond University in Australia, the event brought together students, sports enthusiasts, academics and professionals to explore the science behind one of the most discussed systems in modern cricket. 

During the session Prof. Stern shared insights into the principles behind the DLS method and its global significance in limited-overs cricket. 

Responding to certain doubts and criticism of the system Stern said: “The system administered by the International Cricket Council is used worldwide to determine revised targets in rain-affected matches and remains one of the most analysed aspects of modern cricket”. 

His presentation explored the mathematical foundations of cricket modelling, explaining how statistical principles are applied to develop fair rain-rule calculations. 

Beyond cricket, the sessions explored the broader world of data-driven decision-making. Prof. Stern spoke about how statistical skills are increasingly valued across global industries and professions, particularly in fields such as analytics, actuarial science and data science. 

CEO Sirus Migration and Education, Isuru Yapa, speaking about the initiative said their objective was to demonstrate how mathematics, statistics and analytics can open doors to global career pathways. 

“By bringing Prof. Stern to Sri Lanka, we wanted to inspire students and professionals to see the real-world power of analytical thinking while strengthening international academic collaborations,” said Yapa.