Dr. Lina F Yousef is a multidisciplinary scientist, academically trained in life and earth sciences. She is a professor of chemistry at Khalifa University in Abu Dhabi, and is co-founder of De L’Arta (www.delarta.com) – a natural skin care start-up that uses bioactives extracted from UAE native plants. De L’Arta is a spin-off from research carried out in her lab at Khalifa University. Her experiences involve working on projects relevant to arid agriculture and waste valorization. Dr. Yousef is establishing ReYous, a start-up that aims to upcycle spent coffee grounds into various value-added products to support the UAE in achieving a circular economy.