SPECIALIZED ATHLETIC PERFORMANCE REPORT The Engineering of a World Record: Josh Kerr’s Project 222 Athlete: Josh Kerr (Great Britain) Event / Date: London Diamond League / July 18, 2026 Record Achieved: One Mile — 3:42.66 On July 18, 2026, Olympic medalist Josh Kerr shattered one of track and field’s most elusive benchmarks: Hicham El Guerrouj’s 27-year-old men’s mile world record. Clocking an extraordinary 3:42.66 at the London Diamond League meet, Kerr lowered the previous mark of 3:43.13 by 0.47 seconds. Rather than an accidental peak in fitness or a purely spontaneous display of tactical grit, this historic milestone was the result of a highly targeted, multi-month blueprint code-named “Project 222″—signifying…