drums, production Jordan Rudess – keyboards Additional personnel Eugene Friesen – cello on "Vacant" Production Doug Oberkircher – engineering Kevin "Caveman" Shirley – mixing Kieran Pardias, Brian Harding – assistant recording engineers Yohei Goto – assistant additional recording engineer Dan Buchi – assistant mixing engineer Howie Weinberg – mastering Roger Lian – digital editing Jerry Uelsmann – artwork, photography Anita Marisa Boriboon – art direction Chart performance Billboard Top Internet Albums: 53 References External links The writing of Train of Thought The recording of Train of Thought Dream Theater albums 2003 albums Elektra Records albums