He's still doing awesome stuff. See his blog, for example: http://otherthings.com/blog/ http://otherthings.com/blog/ (I never knew Cassidy but I studied under T

He's still doing awesome stuff. See his blog, for example: http://otherthings.com/blog/ http://otherthings.com/blog/ (I never knew Cassidy but I studied under Tom Banchoff a few years later, so I certainly knew his homeworks!)