Lubomir Kotrha was born on 5th April 1950 in Trencin, Slovakia. He studied at the Technical College of Building in Trencin, from which he graduated in 1969. He continued his studies at the Faculty of Architecture of the Slovak Technical University in Bratislava —but he left the study before the end of first semester, and since then is working as a freelance artist. He published his first cartoon in 1967 and since then ten thousands of his drawings appeared in more than 100 various newspapers and magazines at home and abroad. He exhibited his artworks in many individual and numerous collective exhibitions in many countries worldwide. He published his own book of cartoons "Diagnosis XY" and illustrated about 20 books and calendars (last Slovak Golden Book of Humour). He was also creating posters and animated cartoon films. Lubomir Kotrha's artworks were awarded a number of prestigious prizes (over 100) and recognitions at international cartoon competitions in many countries of the world