German doctor known for his 1908 paper where he discussed what would become referred to as the Hardy-Weinberg basic principle. He’s also named the 1st person to describe the result of ascertainment bias on hereditary observations. He received his M.D. in 1886 and worked well like a gynecologist and obstetrician. His paper within the Hardy-Weinberg basic principle proceeded to go unrecognized for 35 years until Curt Stern, a German scientist, brought his results to light. He under no circumstances wedded. He and Willem Johan Kloff are both popular German physicians.