Julius Poggendorff was a German physicist and engineer, born on March 19, 1796, in Berlin. He is best known for his work in the field of electrical engineering and for his contributions to the understanding of electromagnetism. Poggendorff also founded the scientific journal Annalen der Physik in 1824, which became an important platform for publishing research in physics. In addition to his research, Poggendorff is recognized for the Poggendorff illusion, a visual phenomenon that demonstrates how our perception can be influenced by surrounding elements. His work laid the groundwork for future advancements in both physics and engineering, making him a significant figure in the scientific community.