Since 1964 Leszek has participated in over 150 exhibitions in various parts of the world as an exhibitor, lecturer and juror. His works won many international awards and were published in numerous magazines such as Communication Arts Magazine, Graphis, Graphic Excellence USA, Masters of Photography, APA Awards Book, and Photo District News. His fine art works can be found in private and gallery collections in Europe, Japan, Canada and the United States. He graduated from Poznaf Academy of Agriculture where he received Master of Science in Forestry & Entomology. Ph.D in photography and multimedia.