Forbes contributors publish independent expert analyses and insights. I write about retail and the forces that are redefining shopping. L'Oréal's Colorsonic, left, and its components at right, ...

After selling custom hair color business eSalon to German personal care giant Henkel, its former chief executive officer and cofounder Francisco Gimenez is back with a technology looking to disrupt ...

Let's make your next trip to sit in that salon chair take as long as possible.

From glossy honeys to subtle taupes, these warm shades can refresh mature hair ...

Switching up your hair color is one of the biggest ways to update your look, but there's a chance, a few months down the road, you might change your mind yet again. For those who have gone lighter, ...