Stewart's 20 Years of Experience Will Help Poise HHCX For Long-term Exponential Growth NEW YORK, Dec. 1, 2021 /PRNewswire/ -- To help health companies navigate the immense shifts in patient and provider behavior around medical technologies and therapies brought about by COVID-19, Havas Health & You today announced that Tara Stewart, longtime pharmaceutical executive, will join HHCX on December...