# What Is Life Dialogue
**Entity class:** public dialogue
**Date / setting:** October 2020
## Definition
Carol Cleland and Robert Hazen examined definitions of life, alien biosignatures, mineral evolution, origins, and unfamiliar biology.
## Participants
[[wiki/Carol Cleland|Carol Cleland]] · [[wiki/Robert Hazen|Robert Hazen]] · [[wiki/Marcelo Gleiser|Marcelo Gleiser]]
## Relationships
- **parent program:** [[wiki/ICE Public Dialogues|ICE Public Dialogues]] and [[wiki/Institute for Cross-Disciplinary Engagement|Dartmouth ICE]].
- **disambiguation route:** [[wiki/ICE|ICE disambiguation]].
## Sources / Provenance
- [ICE event page](https://www.ice.dartmouth.edu/events/what-is-life)