In a two-year investigation, Matthew Ong covered the controversy over power morcellation, a then-common gynaecological procedure.

His in-depth reporting contributed to changes in public policy, hospitals across the US stopped performing the surgery; and insurance companies have largely stopped covering the procedure. It also played a role in the ending of a related clinical trial at a Harvard hospital.

The reporter for The Cancer Letter shares his views on cancer research, public policy and health journalism.