Jan Swafford shares his insight on different subjects about Beethoven, "Beethoven - Anguish and Triumph" counts as one of the most important biographies on the great composer.

"Impassioned and informed...Swafford’s exuberance is infectious, prompting the reader to revisit works both famous and obscure."
–The New Yorker

Link to his book:
https://www.amazon.com/Beethoven-Anguish-Triumph-Jan-Swafford/dp/061805474X/ref=sr_1_1?keywords=swafford+beethoven&qid=1617201809&s=books&sr=1-1