Christina Ross, MPH is the head of science and impact at Credo Beauty. She oversees the company’s work in sustainability, product safety, and advocacy. Previously at the firm, Ross was senior scientist and then director of science and policy, and before that she was a scientist at Integral Consulting. At Credo, she has championed greater transparency in beauty, driven pioneering sustainability initiatives, testified before regulatory bodies on Capitol Hill, and been featured in The Guardian, The New York Times, and Vogue Business. She is also a board member of Pact Collective.