| 1999 | SIGGRAPH | The story of computer graphics. | Walt Bransford, Carl Machover, John Hart, Steve Silas, Joan Collins, Frank Foster, Judson Rosebush |
| 1997 | CGI | Internet Business Opportunities. | Carl Machover |
| 1996 | SIGGRAPH | Springing into the Fifth Decade of Computer Graphics: Where we've been and where we're going! | Carl Machover |
| 1995 | SIGGRAPH | 3D graphics through the Internet - a "shoot-out" (panel session). | Carl Machover, Gavin Bell, Tamara Munzner, Fabio Pettinati, Val Watson |
| 1985 | SIGGRAPH | Sizing the market (panel session): where do all those numbers come from? | Carl Machover, Charles Foundyller, Robert H. Katzive, Neil Kleinman, Christopher M. Saleh, Beth Tucker |
| 1984 | SIGGRAPH | International technology transfer (Panel). | Carl Machover |
| 1983 | SIGGRAPH | Solid modeling (Panel Session): A user perspective. | Frank W. Bliss, Carl Machover, Carl Vogel, Donald R. Witte |
| 1982 | SIGGRAPH | Presidents' forum: Current issues in Computer Graphics. | Carl Machover, Donald Feddersen, Ralph T. Linsalata, Peter Preuss, Richard N. Spann |
| 1980 | SIGGRAPH | Computer graphics moves into the business world (Panel Session). | Carl Machover, Susan Taylor, Allan Schmidt, Paul Birkhahn, June Hament, John J. Quann |
| 1976 | SIGGRAPH | Automatic drafting systems: an effective person-machine interface. | Carl Machover |