- Generalist and integrationist
- Serial non-profit founder
- Founder of I-APL, Ltd. (free school software)
- Co-founder of Coalition against UCE, cauce.org
- Founding member of Open Voting Consortium (Free/Open Source voting software with paper ballot and actual security). Demo version in Python.
- Founder of Earth Treasury, for linking schools around the world using the One Laptop Per Child XO, and teaching the children how to do international business together
- Math and science, music, fantasy and science fiction, languages (human and computer), Buddhism, gardening