The Essence of Personal Branding

I was with an HR manager yesterday,we were talking about Personal Branding as her company is thinking of running a training course on the subject. Two thoughts came to me; firstly I was really impressed that a corporate company in Spain is considering promoting something that is as empowering to the individual as Personal Branding and secondly, it really does feel as though the big picture is coming together. What do I mean by that?