| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Call to Arms: Embrace a Kindness Revolution | 978-1-55022-701-7 (1-55022-701-7) | 2005 | Chris Bratseth · Erik Hanson · Val Litwin |
| Cool to Be Kind: Random Acts and How to Commit Them | 978-1-55022-652-2 (1-55022-652-5) | 2004 | Erik Hanson · Val Litwin · Chris Bratseth |