That style is gaining some popularity and foothold. I like black and dotwork a lot, so there is some crossover - but I don't specifically follow geometrical design specialists. Aside from Hooper - Jondix, Roxx, Erik Jacobsen and Dillon Forte come to mind - all in California, I think. John Sultana works out of Saved in NYC. Believe there might be 1 or 2 in or near Toronto, too.