Mona Guichard

Stay informed with Mona Guichard’s coverage and analysis for Fortune.

  • An attendee engages with a differentiated connectivity demonstration in the Ericsson AB pavilion at the MWC25 tech show in Barcelona, Spain, on Tuesday, March 4, 2025. The Mobile World Congress tech show runs March 3-6. Photographer: Angel Garcia/Bloomberg via Getty ImagesTech

    Color-changing smartphones, connected cars and smart contact lenses: the gadgets of Mobile World Congress 2025

    By Valentin Bontemps, Mona Guichard, and others
  • Sunil Bharti Mittal, Founder and Chairman of Bharti Enterprises, delivers a speech during Keynote 1 at the MWC (Mobile World Congress), the world’s biggest mobile fair, in Barcelona on March 3, 2025. Surrounded by investment and innovation projects, the Mobile World Congress (MWC) kicks off today in Barcelona amid a context of euphoria but also tensions over artificial intelligence (AI), whose rapid advancement is shaking up the tech sector. (Photo by LLUIS GENE / AFP) (Photo by LLUIS GENE/AFP via Getty Images)Tech

    AI optimism and Trump trade tensions will be the trending topics at Mobile World Congress in Barcelona

    By Mona Guichard, Valentin Bontemps, and others