Dr. Hoshiar Singh Yadav (born on April 15, 1966) from Mahendragarh, Haryana, set an elite record for achieving an incredible feat in the field of education. He was appointed a Science teacher in Govt. Girls Middle School, Jhook on April 6, 1995 and retired from Govt. Model Sanskriti Senior Secondary School, Dhanounda on April 30, 2024 and during his whole teaching career of 29 years and 24 days he taught students without ever sitting on a chair. This remarkable dedication and commitment to teaching were officially recognized on March 18, 2025, as a testament to his hard work and unwavering passion for education.