Besides his career as a star musician, Todd Rundgren has been one of the most inventive producers in rock. In the '70s, he led projects for diverse acts like Meat Loaf, Sparks and the New York Dolls, helping to blur lines between hard rock, art rock and glam. In the '80s, he helmed XTC's psych masterpiece and Shaun Cassidy's bizarre comeback. This playlist showcases his best from those decades.