Ludwig van Beethoven was a German composer and pianist born in 1770 in Bonn, Germany. He was an influential figure in transitioning music from the Classical era to the Romantic era. Some of his most famous works include 9 symphonies, 5 piano concertos, 32 piano sonatas, and 16 string quartets. He studied music from a young age in Bonn and later moved to Vienna in 1792 to further his studies under Joseph Haydn. In Vienna, he established himself as a renowned pianist and composer despite gradually losing his hearing later in life.