Bill Gross' Hair

First, all respect to the man and PIMCO.

Second, I wonder if there is some kind of explanation to the lopsidedness of the hair?

If you study his face from the left-side edge, you'll notice that a huge chunk of hair always stands out. It's especially noticeable in the second picture:










































I mean, it's nowhere near Trump standard but every time I see him on CNBC I can't help but gaze in wonderment, curiosity that it is.