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 ...

It seems, though, that we’re finally moving away from that moment (call it the anti-AI movement)—and for many, hair is leading the charge. More women than ever are bidding adieu to harsh dyes, and ...

Psychology indicates that choosing not to dye gray hair is a sign of high self-acceptance, authenticity, and a rejection of ...