Johann Baptist Zimmermann was a prominent German painter and architect born in 1680 in Wiesbaden. He is best known for his work in the Rococo style, particularly in the decoration of churches and palaces. His artistic contributions significantly influenced the Baroque and Rococo movements in southern Germany. Zimmermann's most notable works include the frescoes in the Basilica of Ottobeuren and the Wieskirche, both of which showcase his mastery of color and composition. He passed away in 1758, leaving behind a legacy that continues to be celebrated in the world of art and architecture.