A hair-braiding robot designed to cut styling time in half has won the President’s Innovation Challenge, a startup competition organized by Harvard Innovation Labs competition. Created by Harvard Business School alumni Yinka Ogunbiyi and David Afolabi, the Halo Braid robot aims to make the centuries-old art of braiding faster, more efficient, and more affordable for both stylists and clients. The 2025 President’s Innovation Challenge Hosted at Harvard, the the President’s Innovation Challenge invites students and alumni from its 13 schools to showcase groundbreaking ideas with the potential to transform industries.