How is judged loss of contact in racewalking: clarifications

Stefano La Sorda is the creator of this website and writes about racewalking since 2000. He is FIDAL “Instructor” since 1997 and he was also a member of local organizing committee in international competition of Lugano Trophy “Memorial Mario Albisetti” from 2006 to 2015, holding various positions. From 1993 to 2008 he was competitive racewalker, also wearing the jerseys of track and field clubs CUS Genoa and Italian Navy; with the latter club he obtained in 1999 the silver medal on 50Km walk in the Italian Championships U23. He is national level race walking judge for the Swiss Race Walking Federation since 2015, is part of the international panel of race walking judges of the EMA (European Masters Athletics) and he obtained the qualification of World Athletics international race walking judge at SILVER level in 2023.