It is to be awarded to scientists whose efforts have significantly contributed to a public understanding of, and enthusiasm for, planetary science.| Year | Name |
|---|---|
| 1998 | William K. Hartmann |
| 1999 | Clark Chapman |
| 2000 | Larry Lebofsky |
| 2001 | Andre Brahic |
| 2002 | Heidi Hammel |
| 2003 | No award |
| 2004 | David Morrison |
| 2005 | Rosaly Lopes |
| 2006 | David Grinspoon |
| 2007 | No award |
| 2008 | G. Jeffrey Taylor |