Kallina Basli has been a significant contributor to the world debate community as a Chief Adjudicator for more than 15 years. Her Eurasian Schools Debating Championship experience started in 2012 as a CA, and she has maintained being an integral part of ESDC since then. Besides her adjudication, she coaches the Greek national debate team for World Schools Debating Championship since 2009. She was also on the organization committee of WUDC 2016 in Thessaloniki and EUDC 2019 in Athens. She is the coordinator of 400-student debate programme.

Mubarrat is an accomplished member of the international debating community, serving as the Chief Adjudicator of WSDC 2026 after chairing the WSDC 2025 Grand Final. His experience with competitive debating also includes coaching and managing Team Qatar from 2019 to 2025. He was also part of the first Asian team to win the Australasian Intervarsity Debating Championship. Beyond his work in competitive debating, Mubarrat is the Founder and Executive Director of Vocara Institute, a speech and debate company.

Klaudia is an experienced debate coach from Poland who has worked with both national and international debate programmes. She has served as Chief Adjudicator at numerous international tournaments, including Cambridge IV, Sydney Mini and HWS IV, and has adjudicated major finals at WUDC, EUDC and the Yale Grand Final. As a speaker, she has won KCL Open and Leiden Open, while also reaching the semifinals of WUDC EFL and the quarterfinals of several major tournaments, including Oxford IV and LSE Open.

Efe is a Head Coach of the High School Debating Team of Türkiye, supporting the country’s national team on its journey at the World Schools Debating Championship. With 10 years of debating experience and over 5 years as a Chief Adjudicator, Efe has trained more than 500 high school and university students. He is one of the most accomplished active debaters in the Turkish debating scene, with extensive experience competing and adjudicating at national and international tournaments.