Liz Quilty explains how becoming an expert in open source software changed her life.
[I was a] high school dropout, I had no education, I was nobody. I’d made some poor choices, and I think at this point suddenly I was known for my knowledge rather than for my poor choices. And so it was quite good for me that I had some pride. I was like, this is really awesome, I’m really good at this, I really know this.
Source: FLOSS Weekly podcast, starting around 12:00.