Why we should go to Mars, a video interview with Robert Zubrin

4 part video interview with Robert Zubrin, the president of The Mars Society, around the main subject - Why we should go to Mars? The interview was done by moonandback.com in 2012. Zubrin's and The Mars Society's efforts towards the manned mission to Mars was depicted in details in The Mars Underground documentary.

1. part - about Zubrin's career in space and the path that led to the founding of the Mars Society.