Dr Liz Gilligan is co-founder and CEO of Material Evolution, a company that is transforming the construction industry with sustainable solutions. With a PhD in sustainable concrete and experience on projects like the Apple Campus, she blends academic knowledge with practical skills. Recognised on Forbes' 30 Under 30 list, Liz is also a Google Fellow and a sought-after speaker on sustainability. Her work not only advances building materials but also promotes positive environmental change, inspiring others to pursue a sustainable future.