Kate and Gerry McCann are British parents known for their involvement in the high-profile case of their missing daughter, Madeleine McCann. In May 2007, while on holiday in Praia da Luz, Portugal, Madeleine disappeared from their hotel room, sparking an extensive search and media coverage. The McCanns became advocates for missing children, raising awareness through campaigns and charity work. They have faced significant public scrutiny and media attention throughout the investigation, which remains open. Their efforts have included writing a book titled "Madeleine" to share their experiences and keep the search for their daughter alive.