Mereo BioPharma Group plc announced the appointment of Heidi Petersen as Senior Vice President, Regulatory Affairs. Ms. Petersen brings more than 25 years of experience in the biopharmaceutical industry, with regulatory expertise across a range of therapeutic areas including immuno-oncology. Ms. Petersen's appointment will be effective November 2, 2020. Ms. Petersen is a seasoned regulatory affairs professional with 25 years of experience. Prior to joining Mereo, she served as Vice President, Regulatory Affairs at Kartos Therapeutics.