# Do we need a martian invasion in order to avoid attacking each other?

- Institution: Gresham College
- Speaker: Professor Rodney Barker
- Year: 2008
- Level: For everyone
- Language: English
- Subjects: Society and politics, Philosophy
- Source: [Gresham College](https://www.gresham.ac.uk/watch-now/do-we-need-martian-invasion-order-avoid-attacking-each-other)
- Licence: [Educational use (Gresham College's terms)](https://www.gresham.ac.uk/terms-and-conditions)
- Who can watch: Teens profiles and older (sources give no ratings; placed by Invisible Network from the source's own words)

Is human co-operation possible without external threats? What are the possibilities of co-existence and collaboration at the start of the twenty-first century?

## Lectures

1. [Do we need a martian invasion in order to avoid attacking each other?](https://invisiblenetwork.ai/learn/gresham/do-we-need-martian-invasion-order-avoid-attacking-each-other/540d0cbc31a3) (YouTube)