Calliditas Therapeutics AB (publ) announced the appointment of three industry veterans: Warren Brooks, PhD, as Vice President of US Medical Affairs, Teona Johnson as Head of US Marketing and David Ferraro as Head of US Sales. Calliditas Therapeutics has bolstered its US organization with three pharmaceutical veterans as it moves towards the potential commercialization of its lead product candidate, Nefecon. Warren Brooks, PhD, joins Calliditas from Regeneron, where he served as a Senior Director, National Lead in Immunology in Medical Affairs. Teona Johnson brings over 15 years of marketing experience, including a proven track record of successfully launching and growing brands in the biopharmaceutical industry. David Ferraro joins Calliditas from Kyowa Kirin Inc., a global specialty pharmaceutical company, where he served as the National Sales Director for the Oncology /Rare Disease business unit. David most recently led the planning and build out of the sales organization to achieve the successful launch of a specialty product in oncology.