Spheres of Influence
Brian Lynch, Conrad Herwig, David Kikoski, Donald Harrison & Jeff "Tain" Watts
1997
Almost Twilight (feat. John Patitucci & Jeff 'Tain' Watts)
2009
Combinations (feat. Boris Kozlov, Jeff 'Tain' Watts & Seamus Blake)
Mostly Standards (feat. Eric Revis & Jeff 'Tain' Watts)
Surf's Up (feat. James Genus & Jeff 'Tain' Watts)
The Maze (feat. Seamus Blake, Scott Colley & Jeff 'Tain' Watts)
Unseen Universe (feat. Alex Sipiagin, Seamus Blake, David Kikoski, James Genus & Jeff 'Tain' Watts)
Conrad Herwig
2000
Steppin' Zone (feat. Chris Potter, David Kikoski, Scott Colley & Jeff 'Tain' Watts)
Alex Sipiagin
2001
Equilibrium (feat. Chris Potter, David Binney, David Kikoski, Scott Colley & Gene Jackson)
Land of Shadow (feat. Tim Hagans, Ben Schachter, David Kikoski, James Genus & Jeff 'Tain' Watts)
Osteology (feat. Steve Davis, David Kikoski, James Genus & Jeff 'Tain' Watts)
Prints (feat. Chris Potter, David Kikoski, Scott Colley & Antonio Sanchez)
Consequences (feat. Christian McBride & Jeff 'Tain' Watts)
2012
Reflections (feat. Alex Sipiagin, David Kikoski, Kenny Davis & Jeff "Tain" Watts)
Conrad Herwig & IGOR BUTMAN
2016
Mel's Vision (feat. Chris Potter, Johnathan Blake, Matt Brewer & David Kikoski)
2023
