Rebecca Willumson is the Vice President of Questex's Life Sciences and Healthcare media divisions and the Publisher of Fierce Biotech, Fierce Pharma and Fierce Healthcare.  She is responsible for overseeing the sales, editorial, and operations functions of the group’s digital publications and events.

In her role as publisher of Fierce Biotech and Fierce Pharma, she contributed to expanding the team's news coverage into the global market with the launch of FiercePharmaAsia and FierceBiotechEurope. She also expanded the group into the event space with the successful launch of Fierce’s first three-day conference, the Fierce Biotech Drug Development Forum, now an annual event. In 2017, she assumed operations of the company’s Healthcare division as publisher of Fierce Healthcare. Prior to her work with the digital media groups, Willumson led FierceMarkets' ad operations department as the head of the marketing solutions team.