Rick Wakeman. He was such a legendary super man on keyboards at such a young age. Without Wakeman, It is very noticable and lacking. Sure, they made fantastic music but never the same without him. The Wakeman years, early on, was the most magical and grand times for Progressive Rock.
Rick Wakeman, extremely talented. ..he could play the most impossible parts, and look like he was falling asleep he was so bored! also scoffed at the rest of Yes' vegetarian, alcohol-free stance - he almost always had a Heineken or bud close by --RC